@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@100;200;300;400;500;600;700&display=swap');

:root {
    --primary-color: #333;
    --secondary-color: #444;
    --background-color: #f5f7fa;
    --container-bg: #ffffff;
    --text-light: #777;
    --text-dark: #222;
    --text-on-accent: #ffffff;
    --border-color: #e0e0e0;
    --hover-bg-light: #f0f0f0;
    --shadow-light: rgba(0, 0, 0, 0.1);
    --shadow-medium: rgba(0, 0, 0, 0.2);
    --shadow-strong: rgba(0, 0, 0, 0.3);

    --secondary-accent-color-r: 34;
    --secondary-accent-color-g: 106;
    --secondary-accent-color-b: 249;
    --secondary-accent-color: rgba(var(--secondary-accent-color-r), var(--secondary-accent-color-g), var(--secondary-accent-color-b), 1);
    --secondary-accent-color-90: rgba(var(--secondary-accent-color-r), var(--secondary-accent-color-g), var(--secondary-accent-color-b), 0.9);
    --secondary-accent-color-80: rgba(var(--secondary-accent-color-r), var(--secondary-accent-color-g), var(--secondary-accent-color-b), 0.8);
    --secondary-accent-color-70: rgba(var(--secondary-accent-color-r), var(--secondary-accent-color-g), var(--secondary-accent-color-b), 0.7);
    --secondary-accent-color-60: rgba(var(--secondary-accent-color-r), var(--secondary-accent-color-g), var(--secondary-accent-color-b), 0.6);
    --secondary-accent-color-50: rgba(var(--secondary-accent-color-r), var(--secondary-accent-color-g), var(--secondary-accent-color-b), 0.5);
    --secondary-accent-color-40: rgba(var(--secondary-accent-color-r), var(--secondary-accent-color-g), var(--secondary-accent-color-b), 0.4);
    --secondary-accent-color-30: rgba(var(--secondary-accent-color-r), var(--secondary-accent-color-g), var(--secondary-accent-color-b), 0.3);
    --secondary-accent-color-20: rgba(var(--secondary-accent-color-r), var(--secondary-accent-color-g), var(--secondary-accent-color-b), 0.2);
    --secondary-accent-color-10: rgba(var(--secondary-accent-color-r), var(--secondary-accent-color-g), var(--secondary-accent-color-b), 0.1);

    --accent-color-r: 62;
    --accent-color-g: 173;
    --accent-color-b: 255;


    --accent-color: rgba(var(--accent-color-r), var(--accent-color-g), var(--accent-color-b), 1);
    --accent-color-90: rgba(var(--accent-color-r), var(--accent-color-g), var(--accent-color-b), 0.9);
    --accent-color-80: rgba(var(--accent-color-r), var(--accent-color-g), var(--accent-color-b), 0.8);
    --accent-color-70: rgba(var(--accent-color-r), var(--accent-color-g), var(--accent-color-b), 0.7);
    --accent-color-60: rgba(var(--accent-color-r), var(--accent-color-g), var(--accent-color-b), 0.6);
    --accent-color-50: rgba(var(--accent-color-r), var(--accent-color-g), var(--accent-color-b), 0.5);
    --accent-color-40: rgba(var(--accent-color-r), var(--accent-color-g), var(--accent-color-b), 0.4);
    --accent-color-30: rgba(var(--accent-color-r), var(--accent-color-g), var(--accent-color-b), 0.3);
    --accent-color-20: rgba(var(--accent-color-r), var(--accent-color-g), var(--accent-color-b), 0.2);
    --accent-color-10: rgba(var(--accent-color-r), var(--accent-color-g), var(--accent-color-b), 0.1);

    --header-start-color: rgba(62, 173, 255, 255);
    --header-end-color: rgba(34, 106, 249, 255);
}

/* Dark theme variables */
@media (prefers-color-scheme: dark) {
  :root {
    --background-color: #0b0f14;
    --container-bg: #0f141b;
    --text-dark: #f2f5f8;
    --text-light: #c2ced8;
    --border-color: #243140;
    --shadow-light: rgba(0, 0, 0, 0.25);
    --shadow-medium: rgba(0, 0, 0, 0.35);
    --shadow-strong: rgba(0, 0, 0, 0.45);
  }
}

html[data-theme="dark"] {
  --background-color: #0b0f14;
  --container-bg: #0f141b;
  --text-dark: #f2f5f8;
  --text-light: #c2ced8;
  --border-color: #243140;
  --shadow-light: rgba(0, 0, 0, 0.25);
  --shadow-medium: rgba(0, 0, 0, 0.35);
  --shadow-strong: rgba(0, 0, 0, 0.45);
}

/* Theme toggle */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-left: 0.5rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, white 18%, transparent);
  background: color-mix(in srgb, #000 35%, transparent);
  color: #f0f3f8;
  box-shadow: 0 2px 10px color-mix(in srgb, black 18%, var(--shadow-strong));
  cursor: pointer;
  transition: background 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease;
}
.theme-toggle:hover { transform: translateY(-1px); box-shadow: 0 4px 12px color-mix(in srgb, black 22%, var(--shadow-strong)); }
.theme-toggle:active { transform: translateY(0); }

/* Segmented buttons for info guide */
.button-segment-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}
.button-segment {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-weight: 600;
  color: var(--text-on-accent);
  background: linear-gradient(45deg, var(--secondary-accent-color), var(--accent-color), var(--secondary-accent-color));
  background-size: 200% 200%;
  background-position: 100% 50%;
  border: none;
  text-decoration: none;
  box-shadow: 0 2px 10px var(--shadow-light);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-position 0.5s ease;
}
.button-segment:hover, .button-segment:focus {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px var(--shadow-medium);
  background-position: 0% 50%;
}
.button-segment.active { box-shadow: inset 0 0 0 2px color-mix(in srgb, white 22%, transparent); }

/* Enhanced dropdown/accordion styles */
.dropdown { border: 1px solid var(--border-color); margin-bottom: 15px; border-radius: 0.75rem; overflow: visible; background: color-mix(in srgb, var(--container-bg) 96%, white 4%); box-shadow: 0 6px 14px var(--shadow-light); }
.dropdown-toggle { border-radius: 0.75rem; }
.dropdown-toggle.active { box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--accent-color-40) 50%, var(--secondary-accent-color-40) 50%); }

/* Info categories container spacing */
.info-categories { margin-top: 1.25rem; margin-bottom: -0.5rem; }

/* Table tweaks for dark mode legibility */
html[data-theme="dark"] table { border-color: #243140; }
html[data-theme="dark"] th { background-color: color-mix(in srgb, #0e1216 85%, var(--container-bg)); }
html[data-theme="dark"] tr:nth-child(even) { background-color: color-mix(in srgb, #0e1216 92%, var(--container-bg)); }

* {
    box-sizing: border-box;
}

html {
    font-family: "Poppins", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif !important;
    background-color: var(--background-color);
    color: var(--text-dark);
    scroll-behavior: smooth;
    min-height: 100vh;
    max-width: 100vw;
    background-image:
        radial-gradient(1200px 600px at 10% -10%, color-mix(in srgb, var(--accent-color) 16%, transparent) 0%, transparent 60%),
        radial-gradient(1000px 500px at 110% 10%, color-mix(in srgb, var(--secondary-accent-color) 14%, transparent) 0%, transparent 60%),
        radial-gradient(1400px 700px at 50% 120%, color-mix(in srgb, var(--accent-color) 10%, transparent) 0%, transparent 65%);
    background-attachment: scroll;
}

body {
    font-family: "Poppins", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif !important;
    background-color: var(--background-color);
    color: var(--text-dark);
    padding: 0;
    margin: 0;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    max-width: 100vw;
    overflow-x: hidden;
}

.dropdown {
    border: 1px solid var(--border-color);
    margin-bottom: 15px;
    border-radius: 0.5rem;
    overflow: visible;
}

.dropdown-toggle {
    font-family: "Poppins", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(10deg, var(--accent-color-20), var(--secondary-accent-color-20));
    color: var(--text-dark);
    cursor: pointer;
    padding: 15px;
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 1.1em;
    font-weight: bold;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease, box-shadow 0.3s ease, border-radius 0.3s ease;
}

.dropdown-toggle:hover {
    box-shadow: 0 0 32px var(--shadow-light) inset;
}

.dropdown-arrow {
    margin-left: 10px;
    flex-shrink: 0;
    transition: transform 0.3s ease-out;
    width: 1em;
    height: 1em;
}

.dropdown-toggle.active .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-content {
    padding: 0 18px;
    background-color: var(--background-color);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding-top: 0;
    padding-bottom: 0;
}

.dropdown-content img {
    max-width: 100%;
    height: auto;
    display: block;
    margin-top: 1em;
    margin-bottom: 1em;
    border-radius: 4px;
}

.dropdown-content.open {
    padding: 15px 18px;
}

.container {
    position: relative;
    background: color-mix(in srgb, var(--container-bg) 86%, white 14%);
    max-width: 1200px;
    margin: 2rem auto;
    padding: 2rem;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
    border: 1px solid color-mix(in srgb, var(--border-color) 70%, white 30%);
    border-radius: 1.25rem;
    backdrop-filter: blur(4px) saturate(110%);
}

.button-primary {
    font-family: "Poppins", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif !important;
    margin-top: auto;
    padding: 0.7rem 1.5rem;
    background-color: var(--accent-color);
    color: var(--text-on-accent);
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    display: inline-block;
    font-size: 1rem;
    box-shadow: 0 2px 4px var(--shadow-light);
}

.button-primary:hover,
.button-primary:focus {
    background-color: color-mix(in srgb, var(--accent-color) 85%, black);
    transform: translateY(-3px);
    box-shadow: 0 4px 8px var(--shadow-medium);
    color: var(--text-on-accent);
    text-decoration: none;
}

.button-cta {
    padding: 0.6rem 2rem;
    font-size: 1.1rem;
    background: linear-gradient(45deg, var(--secondary-accent-color), var(--accent-color), var(--secondary-accent-color));
    color: var(--text-on-accent);
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-position 0.75s ease;
    box-shadow: 0 4px 10px var(--shadow-medium);
    background-size: 250% 250%;
    background-position: 100% 50%;
    text-decoration: none;
    display: inline-block;
}

.button-cta:hover,
.button-cta:focus {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 7px 14px var(--shadow-strong);
    background-position: 0% 50%;
    color: var(--text-on-accent);
    text-decoration: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--text-dark);
    line-height: 1.3;
}

h1 {
    font-size: 3rem;
    text-align: center;
}

h2 {
    font-size: 2rem;
    text-align: center;
}

h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    font-weight: normal;
}

h4 {
    font-size: 1.25rem;
    color: var(--secondary-color);
    font-weight: normal;
}

h5 {
    font-size: 1rem;
    color: var(--secondary-color);
    font-weight: normal;
}

p {
    font-size: 1rem;
    margin-bottom: 1.2em;
    color: var(--text-dark);
}

a {
    text-decoration: none;
    color: var(--accent-color);
    font-weight: 600;
    transition: color 0.3s ease;
}

a:hover,
a:focus {
    color: color-mix(in srgb, var(--accent-color) 80%, var(--text-dark));
    text-decoration: underline;
}

ul,
ol {
    margin: 1em 0 1em 1.5em;
    padding-left: 1em;
}

ul li,
ol li {
    margin-bottom: 0.5em;
}

table {
    width: 100%;
    margin-top: 1.5rem;
    border-collapse: separate;
    border-spacing: 0;
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    overflow: hidden;
}

th,
td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

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

th {
    background-color: color-mix(in srgb, var(--secondary-color) 5%, var(--container-bg));
    font-weight: 600;
    color: var(--text-dark);
    white-space: nowrap;
}

tr {
    transition: background-color 0.3s ease;
}

tr:nth-child(even) {
    background-color: color-mix(in srgb, var(--secondary-color) 2%, var(--container-bg));
}

tr:hover {
    background-color: var(--accent-color-20);
}

.announcement-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    position: relative;
    width: 100%;
    height: var(--announcement-height);
    line-height: var(--announcement-height);
    background-color: var(--secondary-accent-color);
    color: var(--text-on-accent);
    text-align: center;
    overflow: hidden;
    padding: 0rem 2rem 0rem 2rem;
    box-shadow: 0 2px 5px var(--shadow-strong);
    font-weight: 500;
    transition: height 0.3s ease;
}

.announcement-bar .close-btn {
    position: absolute;
    left: 10px;
    font-size: 24px;
    line-height: 1;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 0;
}

/* Header and Navigation - Modernized Glassy/Sticky */
.nav-list {
    width: 100%;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1rem;
    padding-left: 2rem;
    padding-right: 2rem;
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.header-container {
    position: relative;
    width: 100%;
    background: linear-gradient(90deg, var(--header-start-color) 0%, var(--header-end-color) 50%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    box-shadow: 0 2px 5px var(--shadow-light);
    z-index: 1000;
    box-sizing: border-box;
    flex-wrap: wrap;
    transition: backdrop-filter 0.3s ease, box-shadow 0.3s ease, padding 0.2s ease;
    backdrop-filter: saturate(120%) contrast(105%);
}

/* Subtle shrink and stronger shadow when scrolled */
.header-container.is-scrolled {
    box-shadow: 0 6px 18px color-mix(in srgb, var(--header-end-color) 18%, black);
}

.header-banner {
    max-width: 200px;
    height: auto;
    max-height: 4rem;
    object-fit: contain;
    border-radius: 0.5rem;
    flex: 1 1 auto;
}

.nav-bar {
    display: flex;
    flex-wrap: nowrap;
    white-space: nowrap;
    align-items: center;
    gap: 0.25em;
    background: color-mix(in srgb, #000 35%, transparent);
    padding: 0.35em 0.5em;
    border-radius: 999px;
    box-shadow: 0 2px 10px color-mix(in srgb, black 18%, var(--shadow-strong));
    justify-content: center;
    margin-left: auto;
    transition: max-height 0.3s ease-in-out, background 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
    border: 1px solid color-mix(in srgb, white 18%, transparent);
    backdrop-filter: blur(6px) saturate(115%);
    position: relative;
    z-index: 1200;
}

.mobile-menu-button {
    display: none;
    background: color-mix(in srgb, #000 35%, transparent);
    border: 1px solid color-mix(in srgb, white 18%, transparent);
    font-size: 1.25rem;
    color: #e1e1e1;
    cursor: pointer;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    box-shadow: 0 2px 10px color-mix(in srgb, black 18%, var(--shadow-strong));
    transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.3s ease;
}

.mobile-menu-button:hover,
.mobile-menu-button:focus {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px color-mix(in srgb, black 22%, var(--shadow-strong));
}

.nav-bar a.nav-button {
    text-decoration: none;
    color: #f0f3f8;
    font-weight: 600;
    padding: 0.35em 0.75em;
    font-size: 0.92rem;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 0.25em;
    transition: color 0.25s ease, text-shadow 0.25s ease, background 0.25s ease, transform 0.15s ease;
    background: transparent;
    border-radius: 999px;
    position: relative;
}

/* Animated underline accent */
.nav-bar a.nav-button::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 6px;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-color), var(--secondary-accent-color));
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: 0 50%;
    transition: transform 0.25s ease;
    opacity: 0.85;
}

.nav-bar a.nav-button:hover,
.nav-bar a.nav-button:focus {
    color: #ffffff;
    text-shadow: 0 0 10px var(--shadow-strong);
    cursor: pointer;
}

.nav-bar a.nav-button:hover::after,
.nav-bar a.nav-button:focus::after {
    transform: scaleX(1);
}

/* Active link pill highlight */
.nav-bar a.nav-button.active {
    background: color-mix(in srgb, white 10%, transparent);
    color: #ffffff;
    box-shadow: inset 0 0 0 1px color-mix(in srgb, white 20%, transparent);
}

.nav-dropdown {
    position: relative;
    display: inline-block;
    width: max-content;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 180px;
    background: color-mix(in srgb, var(--container-bg) 92%, white 8%);
    border: 1px solid color-mix(in srgb, var(--border-color) 70%, white 30%);
    border-radius: 1rem;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
    transform-origin: 0 0;
    pointer-events: none;
    transition: opacity 0.22s ease, transform 0.22s ease;
    z-index: 2000;
    backdrop-filter: blur(6px) saturate(115%);
    overflow: visible;
}

.nav-dropdown { position: relative; z-index: 2001; }

.dropdown-menu::before {
    content: "";
    position: absolute;
    top: -8px;
    left: 16px;
    width: 14px;
    height: 14px;
    background: inherit;
    border-left: inherit;
    border-top: inherit;
    transform: rotate(45deg);
    border-radius: 3px 0 0 0;
}

.dropdown-menu.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.dropdown-item {
    display: block;
    padding: 10px 14px;
    border-radius: 0.75rem;
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: color-mix(in srgb, var(--accent-color-20) 50%, var(--secondary-accent-color-20) 50%);
}

footer {
    position: relative;
    margin-top: auto;
    width: 100%;
    background-color: var(--container-bg);
    padding: 2rem 0;
    color: var(--text-dark);
    box-shadow: 0 -2px 5px var(--shadow-light);
    border-top: 1px solid var(--border-color);
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}

.footer-col h4 { margin: 0 0 0.75rem; font-size: 1.05rem; color: var(--text-dark); }
.footer-col p { margin: 0.25rem 0; color: var(--text-light); }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin: 0.4rem 0; }
.footer-links a { color: var(--accent-color); text-decoration: none; font-weight: 600; }
.footer-links a:hover { text-decoration: underline; }

.footer-bottom { margin-top: 1.25rem; padding-top: 1rem; border-top: 1px solid var(--border-color); color: var(--text-light); font-size: 0.9rem; text-align: center; }

/* Decorative gradient top rule */
footer::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--secondary-accent-color), var(--accent-color));
}

@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr; }
}

html[data-theme="dark"] footer { background-color: #0f141b; border-top-color: #243140; color: #f2f5f8; }
html[data-theme="dark"] .footer-col h4 { color: #f2f5f8; }
html[data-theme="dark"] .footer-col p, html[data-theme="dark"] .footer-bottom { color: #c2ced8; }

footer p {
    margin: 0;
    color: var(--text-light);
}

#loader {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    z-index: 1001;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.3s ease, visibility 0s 0.3s;
    transform: translate(-50%, -50%);
}

#loader.show {
    visibility: visible;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.spinner {
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.menu-toggle {
    position: fixed;
    top: 50%;
    left: 220px;
    transform: translateY(-50%);
    z-index: 1100;
    background: linear-gradient(45deg, var(--accent-color-80), var(--secondary-accent-color-80));
    background-blend-mode: multiply;
    color: white;
    border: none;
    padding: 10px;
    cursor: pointer;
    border-radius: 16px;
    transition: left 0.3s ease-in-out, scale 0.15s ease;
}

.menu-toggle:active {
    scale: 0.9;
}

.menu-toggle svg {
    width: 20px;
    height: 20px;
    display: block;
}

.side-menu:not(.open) ~ .menu-toggle {
    left: 10px;
}

.side-menu.open ~ .menu-toggle svg {
    rotate: 180deg;
}

.side-menu {
    position: fixed;
    top: 50%;
    left: 0;
    transform: translateY(-50%) translateX(-100%);
    width: 200px;
    height: 75vh;
    background-color: var(--container-bg);
    padding: 1em 0.5em 0.5em 1em;
    font-size: 14px;
    z-index: 1001;
    border-radius: 1rem;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease-in-out;
    overflow-y: auto;
    box-sizing: border-box;
}

.side-menu.open {
    transform: translateY(-50%) translateX(5%);
}

.side-menu h3 {
    margin-top: 0;
    font-size: 16px;
    border-bottom: 1px solid #ccc;
    padding-bottom: 0.5em;
    text-align: center;
}

.side-menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.side-menu li {
    margin-bottom: 8px;
}

.side-menu a {
    display: block;
    padding: 4px 0;
}

.side-menu::-webkit-scrollbar {
  width: 6px;
}

.side-menu::-webkit-scrollbar-track {
  background: transparent;
}

.side-menu::-webkit-scrollbar-thumb {
  background-color: rgba(0,0,0,0.3);
  border-radius: 3px;
  border: 1px solid transparent;
}

.side-menu::-webkit-scrollbar-thumb:hover {
  background-color: rgba(0,0,0,0.5);
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

@media (max-width: 768px) {
    .side-menu {
        z-index: 1001;
    }

    .container {
        margin: 1rem;
        padding: 1.5rem;
        border-radius: 0.75rem;
    }

    .nav-list {
        flex-direction: column;
        justify-content: center;
        padding: 0.5rem;
        gap: 0.1rem;
        max-width: none;
    }

    .header-banner {
        flex: 1 1 100%;
        text-align: center;
        margin-bottom: 0.25rem;
        max-width: 10rem;
    }

    .mobile-menu-button {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .nav-bar {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        border-radius: 0.75rem;
        padding: 0;
        background: color-mix(in srgb, #000 25%, transparent);
        box-shadow: 0 4px 12px color-mix(in srgb, black 22%, var(--shadow-strong));
        border: 1px solid color-mix(in srgb, white 14%, transparent);
    }

    .nav-bar > * {
        width: 100%;
        box-sizing: border-box;
    }

    .nav-bar.hidden {
        max-height: 0;
        overflow: hidden;
    }

    .nav-bar.visible {
        max-height: 420px;
    }

    .button-cta {
        order: 3;
        flex: 1 1 100%;
        text-align: center;
        margin: 0.5rem 0 0.5rem 0;
    }

    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.2rem;
    }

    th,
    td {
        padding: 10px 12px;
    }
}

/* Reduce motion for performance/accessibility */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
    }
    .button-cta:hover,
    .button-primary:hover,
    .nav-bar a.nav-button:hover,
    .mobile-menu-button:hover {
        transform: none !important;
        box-shadow: none !important;
    }
    .dropdown-menu {
        transition: none !important;
        transform: none !important;
    }
}

.dropdown, .dropdown-toggle, .dropdown-content { color: var(--text-dark); }

/* Dark mode overrides for staff/fiesta cards */
html[data-theme="dark"] .staff-card {
  background: linear-gradient(180deg, color-mix(in srgb, #0f141b 85%, black) 60%, color-mix(in srgb, var(--rank-title-color) 18%, #0f141b));
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
  color: var(--text-dark);
}
html[data-theme="dark"] .staff-card .avatar { border: 1px solid #243140; border-radius: 8px; }
html[data-theme="dark"] .tooltip { background: #0f141b; border: 1px solid #243140; color: var(--text-dark); }
html[data-theme="dark"] .tooltip::after { border-color: #0f141b transparent transparent; }

/* Info guide headings readability in dark mode */
html[data-theme="dark"] h1,
html[data-theme="dark"] h2,
html[data-theme="dark"] h3,
html[data-theme="dark"] h4,
html[data-theme="dark"] h5,
html[data-theme="dark"] h6 { color: var(--text-dark); }

/* Fix accordion content background in dark */
html[data-theme="dark"] .dropdown-content { background-color: color-mix(in srgb, #0b0f14 92%, #0f141b); }

/* Smooth theme transition helper */
html.theme-transition, html.theme-transition * {
  transition: background-color 250ms ease, color 250ms ease, border-color 250ms ease !important;
}

/* Unique dark mode ripple effect */
html.theme-transition[data-theme="dark"]::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(1200px 600px at 50% -10%, color-mix(in srgb, var(--accent-color) 30%, transparent) 0%, transparent 60%),
              radial-gradient(1000px 500px at 110% 10%, color-mix(in srgb, var(--secondary-accent-color) 24%, transparent) 0%, transparent 60%);
  opacity: 0.35;
  animation: theme-ripple 300ms ease forwards;
  z-index: 2147483647;
}

@keyframes theme-ripple {
  from { opacity: 0.5; filter: blur(0px); }
  to   { opacity: 0; filter: blur(6px); }
}

/* Compact, modern Tools dropdown */
.nav-dropdown { position: relative; }
.dropdown-menu {
  min-width: 160px;
  padding: 6px;
}
.dropdown-item {
  display: block;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--text-dark);
}
.dropdown-item:hover,
.dropdown-item:focus {
  background: linear-gradient(135deg, var(--accent-color-20), var(--secondary-accent-color-20));
  color: var(--text-dark);
}

/* Stronger hover contrast for segmented buttons */
.button-segment:hover, .button-segment:focus {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px var(--shadow-medium);
  background-position: 0% 50%;
  filter: brightness(1.1) saturate(1.1);
}

/* Stronger hover for link page buttons inside light containers */
html:not([data-theme="dark"]) .container .button-segment:hover {
  background: linear-gradient(45deg, color-mix(in srgb, var(--secondary-accent-color) 85%, white), color-mix(in srgb, var(--accent-color) 85%, white));
}

html[data-theme="dark"] .container .button-segment:hover {
  background: linear-gradient(45deg, color-mix(in srgb, var(--secondary-accent-color) 70%, black), color-mix(in srgb, var(--accent-color) 70%, black));
}

/* Staff/Fiesta card breathing and reactiveness */
.staff-card { transition: transform 180ms ease, box-shadow 180ms ease; }
.staff-card:hover { transform: translateY(-4px) scale(1.01); box-shadow: 0 10px 22px var(--shadow-medium); }
.staff-card .avatar { background-color: transparent !important; }

/* Rank title colors adapt to theme */
.rank-title { color: var(--rank-title-color); border-left-color: var(--rank-title-color); }
html[data-theme="dark"] .rank-title { color: color-mix(in srgb, var(--rank-title-color) 75%, #e6edf3); border-left-color: color-mix(in srgb, var(--rank-title-color) 75%, #e6edf3); }

/* Letters (Tools) dark mode boxes */
html[data-theme="dark"] .output { background: #0f141b !important; color: #f2f5f8 !important; border: 1px solid #243140; }
html[data-theme="dark"] textarea { background: #0b0f14 !important; color: #f2f5f8 !important; }
html[data-theme="dark"] input[type="text"] { background: #0b0f14 !important; color: #f2f5f8 !important; border-color: #243140 !important; }

/* Quiz dark boxes white text and backgrounds use container */
html[data-theme="dark"] .quiz-container { color: #f2f5f8; }
html[data-theme="dark"] .question-box,
html[data-theme="dark"] .answer-option,
html[data-theme="dark"] .completion-screen { background: #0f141b !important; color: #f2f5f8 !important; border-color: #243140 !important; }
html[data-theme="dark"] .answer-feedback { color: #f2f5f8 !important; }

/* Quiz dark boxes white text */
html[data-theme="dark"] .quiz-card,
html[data-theme="dark"] .question-box,
html[data-theme="dark"] .answer-options,
html[data-theme="dark"] .answer-feedback,
html[data-theme="dark"] .quiz-progress,
html[data-theme="dark"] .completion-screen { color: #f2f5f8; }