:root {
    /* Brand colors */
    --tvb-bg-light: #f5f8ff;
    --tvb-bg-dark: #10131a;
    --tvb-blue: #003ADD;
    --tvb-blue-light: #6183D8;
    --tvb-blue-contrast: #ffffff;
    --tvb-red: #FF1900;
    --tvb-red-light: #FF7054;
    --tvb-yellow: #FFAA00;
    --tvb-yellow-light: #FFD47F;
    --tvb-violet: #444B9B;
    --tvb-violet-light: #6F7399;
    --tvb-orange: #ffad1c;
    --tvb-orange-light: #ffc451;
    --tvb-green: #4CBD55;
    --tvb-green-light: #59DB62;
    
    /* Light mode color scheme */
    --tvb_banner: url(logos/tvb_banner_b.svg);
    --main-bg: var(--tvb-bg-light);
    --main-color: var(--tvb-blue);
    --main-color-hover: var(--link-hover);
    --main-contrast: var(--tvb-blue-contrast);
    --text-primary: #000000;
    --text-secondary: #808080;
    --text-light: #b0b0b0;
    --link-color: var(--tvb-blue);
    --link-hover: var(--tvb-blue-light);
    --border-primary: var(--tvb-blue-light);
    --border-secondary: var(--text-secondary);
    --border-light: #C0C0C0;
    --bg-header: var(--tvb-blue);
    --bg-table-header: var(--border-light);
    --bg-row-even: rgba(255, 255, 255, 0.2);
    --bg-row-odd: rgba(255, 255, 255, 0.1);
    --bg-button-hover: var(--border-light);
    --bg-highlight: rgba(255, 255, 255, 0.5);
    --color-success: #267F00;
    --color-warning: #DBA800;
    --color-error: #7F0000;
    --bg-success: #7FFF8E;
    --bg-warning: #FFF7D1;
    --bg-error: #FF7F7F;
    --sidebar-bg: #FFFFFF;
    --overlay-bg: rgba(0, 0, 0, 0.5);
    --overlay-screen-bg: #000000;
    --overlay-screen-border: rgba(255, 255, 255, 0.08);
    --overlay-text: #FFFFFF;
    
    /* Dark mode values */
    --dark-tvb_banner: url(logos/tvb_banner_w.svg);
    --dark-main-bg: var(--tvb-bg-dark);
    --dark-main-color: var(--tvb-blue-light);
    --dark-main-color-hover: var(--link-hover);
    --dark-main-contrast: #ffffff;
    --dark-text-primary: #e0e0e0;
    --dark-text-secondary: #b0b0b0;
    --dark-text-light: #808080;
    --dark-link-color: var(--tvb-blue-light);
    --dark-link-hover: #9db3ff;
    --dark-border-primary: var(--tvb-blue-light);
    --dark-border-secondary: #444444;
    --dark-border-light: var(--dark-border-secondary);
    --dark-bg-header: var(--tvb-blue);
    --dark-bg-table-header: #2a2e38;
    --dark-bg-row-even: rgba(255, 255, 255, 0.1);
    --dark-bg-row-odd: rgba(255, 255, 255, 0.05);
    --dark-bg-button-hover: var(--dark-text-secondary);
    --dark-bg-highlight: rgba(255, 255, 255, 0.5);
    --dark-color-success: #7adf7a;
    --dark-color-warning: #ffd700;
    --dark-color-error: #ff8888;
    --dark-bg-success: #1a3a1a;
    --dark-bg-warning: #3a3a1a;
    --dark-bg-error: #3a1a1a;
    --dark-sidebar-bg: #1a1f28;
    --dark-overlay-bg: rgba(0, 0, 0, 0.5);
    --dark-overlay-screen-bg: #000000;
    --dark-overlay-screen-border: rgba(255, 255, 255, 0.12);
    --dark-overlay-text: #e0e0e0;

}

body[data-area="jugendriege"],
body[data-area="maedchenriege"] {
    --bg-header: var(--tvb-green);
    --main-color: var(--tvb-green);
    --link-color: var(--tvb-green);
    --link-hover: var(--tvb-green-light);
    --border-primary: var(--tvb-green-light);
}

body[data-area="jugendriege"] html[data-theme="dark"],
body[data-area="maedchenriege"] html[data-theme="dark"] {
    --main-color: var(--tvb-green-light);
    --link-color: var(--tvb-green-light);
    --border-primary: var(--main-color);
}

body[data-area="maennerriege"],
body[data-area="damenriege"] {
    --bg-header: var(--tvb-red);
    --main-color: var(--tvb-red);
    --link-color: var(--tvb-red);
    --link-hover: var(--tvb-red-light);
    --border-primary: var(--tvb-red-light);
}

body[data-area="maennerriege"] html[data-theme="dark"],
body[data-area="damenriege"] html[data-theme="dark"] {
    --main-color: var(--tvb-red-light);
    --link-color: var(--tvb-red-light);
    --border-primary: var(--main-color);
}

body[data-area="muki"],
body[data-area="kitu"] {
    --bg-header: var(--tvb-orange);
    --main-color: var(--tvb-orange);
    --link-color: var(--tvb-orange);
    --link-hover: var(--tvb-orange-light);
    --border-primary: var(--tvb-orange-light);
}

body[data-area="muki"] html[data-theme="dark"],
body[data-area="kitu"] html[data-theme="dark"] {
    --main-color: var(--tvb-orange-light);
    --link-color: var(--tvb-orange-light);
    --border-primary: var(--main-color);
}

/* Dark color scheme - when data-theme="dark" */
html[data-theme="dark"] {
    --tvb_banner: var(--dark-tvb_banner);
    --main-bg: var(--dark-main-bg);
    --main-color: var(--dark-main-color);
    --main-color-hover: var(--dark-main-color-hover);
    --main-contrast: var(--dark-main-contrast);
    --text-primary: var(--dark-text-primary);
    --text-secondary: var(--dark-text-secondary);
    --text-light: var(--dark-text-light);
    --link-color: var(--dark-link-color);
    --link-hover: var(--dark-link-hover);
    --border-primary: var(--dark-border-primary);
    --border-secondary: var(--dark-border-secondary);
    --border-light: var(--dark-border-light);
    --bg-header: var(--dark-bg-header);
    --bg-table-header: var(--dark-bg-table-header);
    --bg-row-even: var(--dark-bg-row-even);
    --bg-row-odd: var(--dark-bg-row-odd);
    --bg-button-hover: var(--dark-bg-button-hover);
    --bg-highlight: var(--dark-bg-highlight);
    --color-success: var(--dark-color-success);
    --color-warning: var(--dark-color-warning);
    --color-error: var(--dark-color-error);
    --bg-success: var(--dark-bg-success);
    --bg-warning: var(--dark-bg-warning);
    --bg-error: var(--dark-bg-error);
    --sidebar-bg: var(--dark-sidebar-bg);
    --overlay-bg: var(--dark-overlay-bg);
    --overlay-screen-bg: var(--dark-overlay-screen-bg);
    --overlay-screen-border: var(--dark-overlay-screen-border);
    --overlay-text: var(--dark-overlay-text);
}

/* Also support system preference when data-theme is not set to auto */
@media (prefers-color-scheme: dark) {
    html:not([data-theme="light"]) {
        --tvb_banner: var(--dark-tvb_banner);
        --main-bg: var(--dark-main-bg);
        --main-color: var(--dark-main-color);
        --main-color-hover: var(--dark-main-color-hover);
        --main-contrast: var(--dark-main-contrast);
        --text-primary: var(--dark-text-primary);
        --text-secondary: var(--dark-text-secondary);
        --text-light: var(--dark-text-light);
        --link-color: var(--dark-link-color);
        --link-hover: var(--dark-link-hover);
        --border-primary: var(--dark-border-primary);
        --border-secondary: var(--dark-border-secondary);
        --border-light: var(--dark-border-light);
        --bg-header: var(--dark-bg-header);
        --bg-table-header: var(--dark-bg-table-header);
        --bg-row-even: var(--dark-bg-row-even);
        --bg-row-odd: var(--dark-bg-row-odd);
        --bg-button-hover: var(--dark-bg-button-hover);
        --bg-highlight: var(--dark-bg-highlight);
        --color-success: var(--dark-color-success);
        --color-warning: var(--dark-color-warning);
        --color-error: var(--dark-color-error);
        --bg-success: var(--dark-bg-success);
        --bg-warning: var(--dark-bg-warning);
        --bg-error: var(--dark-bg-error);
        --sidebar-bg: var(--dark-sidebar-bg);
        --overlay-bg: var(--dark-overlay-bg);
        --overlay-screen-bg: var(--dark-overlay-screen-bg);
        --overlay-screen-border: var(--dark-overlay-screen-border);
        --overlay-text: var(--dark-overlay-text);
    }
}

/* Root font size for rem scaling */
html {
    font-size: 16px;
    box-sizing: border-box;
    min-width: 0;
    overflow-x: hidden;
}

body {
    background: var(--main-bg);
    color: var(--main-color);
    font-size: 1rem;
    font-family: 'Segoe UI', Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
    overflow-y: auto;
    width: 100%;
    min-width: 0;
    z-index: 0;
}

html.noscroll,
body.noscroll {
    overflow: hidden !important;
    overflow-x: hidden !important;
    height: 100%;
    overscroll-behavior: none;
    touch-action: none;
}

#all {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    z-index: 2;
}

/* ============ OVERLAY ============ */
#overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 8888;
    display: none;
    cursor: pointer;
}

#overlay.active {
    display: block;
}

/* ============ WATERMARK ============ */
#tvb_watermark {
    position: fixed;
    top: 0;
    left: 250px;
    right: 0;
    width: auto;
    height: 100%;
    max-height: 100%;
    background-image: var(--tvb_banner);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    opacity: 0.05;
    z-index: -1;
    pointer-events: none;
}

/* ============ HEADER ============ */
#header {
    display: flex;
    width: 100%;
    max-width: 100%;
    height: 10rem;
    margin: 0 auto;
    flex-shrink: 0;
    z-index: 10;
    overflow: hidden;
}

#header_screen {
    position: relative;
    width: 100%;
    height: 100%;
}

#header_triangle {
    position: absolute;
    width: 150%;
    height: 100%;
    transform: rotate(-2deg);
    transform-origin: 0 100%;
    background-color: var(--bg-header);
    z-index: 0;
}

#header_triangle.active {
    top: 0%;
    transform: rotate(0deg);
}

#header_logo {
    position: relative;
    float: left;
    height: 9rem;
    width: 9rem;
    padding: 0.5rem;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
}

#header_logo::before {
    content: '';
    position: absolute;
    height: 100%;
    width: 100%;
    top: 0.05rem;
    left: 0.05rem;
    z-index: 1;
    background-size: contain;
    background-repeat: no-repeat;
    background-image: url(logos/tvb_logo_b.svg);
    pointer-events: none;
}

#header_logo::after {
    content: '';
    position: absolute;
    height: 100%;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 2;
    background-size: contain;
    background-repeat: no-repeat;
    background-image: url(logos/tvb_logo_w.svg);
    pointer-events: none;
}

#header_logo a {
    position: absolute;
    width: 100%;
    height: 100%;
    text-decoration: none;
    cursor: pointer;
}

#header_nav {
    float: left;
    position: relative;
    width: calc(100% - 20rem);
    max-width: 80vw;
    height: 100%;
    z-index: 100;
}

#header_nav ul {
    height: 100%;
    list-style-type: none;
    margin: 0;
    padding: 0;
    z-index: 100;
}

#header_nav ul li {
    float: left;
    height: 1.8rem;
    margin: 0.5rem;
    font-size: 1.5rem;
}

#header_nav ul li a {
    color: var(--main-contrast);
    text-decoration: none;
    display: block;
    padding: 0.5rem 1rem;
    transition: background-color 0.3s ease;
}

#header_nav ul li a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

#header_nav ul li a.selected {
    background-color: rgba(255, 255, 255, 0.4);
    color: var(--main-color);
    font-weight: 500;
    border-radius: 4px;
}

#settings {
    position: absolute;
    display: flex;
    gap: 0.4rem;
    align-items: center;
    width: auto;
    top: 0.5rem;
    right: 0.5rem;
    z-index: 9997;
    pointer-events: auto;
}

#settings button {
    position: relative;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid var(--main-contrast);
    border-radius: 4px;
    color: var(--main-contrast);
    padding: 0.5rem;
    margin: 0.2rem;
    height: 2.8rem;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s ease;
}

#settings button:hover {
    background: rgba(255, 255, 255, 0.3);
}

#settings_menu {
    position: fixed;
    right: -340px;
    top: 0;
    width: 320px;
    max-width: 90vw;
    height: 100vh;
    background-color: var(--sidebar-bg);
    z-index: 10001;
    box-shadow: -8px 0 24px rgba(0,0,0,0.15);
    transition: right 0.3s ease;
    overflow-y: auto;
    border-left: 1px solid var(--border-light);
}

#settings_menu.active {
    right: 0;
}

#settings_menu #settings_panel {
    padding: 1rem;
    position: relative;
}

#settings_close {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 1.2rem;
    padding: 0.4rem 0.6rem;
    cursor: pointer;
    line-height: 1;
    transition: background-color 0.2s ease;
}

#settings_close:hover {
    background: rgba(0, 0, 0, 0.15);
}

#settings_menu .settings_actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 2.5rem 0 1rem 0;
}

#settings_menu .settings_actions button,
#settings_menu .settings_actions a button {
    width: auto;
    min-width: 0;
}

#settings_menu .box {
    margin-bottom: 1rem;
}

.menu_toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    z-index: 11;
    position: absolute;
    top: 1.2rem;
    left: 1rem;
    background: none;
    border: none;
    padding: 0.4rem;
}

.menu_toggle span {
    width: 2.4rem;
    height: 0.3rem;
    background-color: var(--main-contrast);
    margin: 0.3rem 0;
    transition: 0.3s;
    border-radius: 2px;
    display: block;
}

.menu_toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-0.6rem, 0.6rem);
}

.menu_toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu_toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-0.6rem, -0.6rem);
}

/* ============ MAIN CONTAINER ============ */
#window {
    width: 100%;
    display: flex;
    flex: 1;
    z-index: 5;
}

/* ============ SIDEBAR NAVIGATION ============ */

#nav_content_wrapper {
    position: relative;
    width: 60px;
    max-width: 60px;
    min-width: 60px;
    overflow-y: visible;
    transition: width 0.3s ease;
}

#nav_content_wrapper.active {
    width: 250px;
    max-width: 250px;
    min-width: 250px;
}

#nav_content_wrapper_bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 0;
    min-width: 0;
    height: 100vh;
    background-color: var(--sidebar-bg);
    z-index: -1;
    pointer-events: none;
    transition: width 0.3s ease, background-color 0.3s ease;
    border-right: none;
    box-shadow: none;
}

#nav_content_wrapper_bg.active {
    width: 250px;
    border-right: 1px solid var(--border-light);
    box-shadow: 1px 0 0 rgba(0, 0, 0, 0.05);
}

#nav_content_wrapper.active::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    opacity: 1;
    width: 15vw;
    min-width: 200px;
    max-width: 250px;
    height: 100vh;
    background: transparent;
    pointer-events: none;
    z-index: 0;
}

.nav_header {
    margin-top: -10rem;
    padding-top: 10rem;
    position: relative;
    background-color: var(--bg-table-header);
    border-radius: 0 0 0.75rem 0.75rem;
    z-index: 9;
}

#nav_header_button {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 0.35rem;
    width: 100%;
    /* align padding with nav_content_wrapper width so button spans full width */
    padding: 1rem 0 0.8rem;
    min-height: 4rem;
    background-color: var(--bg-table-header);
    border-bottom: 1px solid var(--border-light);
    border-radius: 0 0 0.75rem 0.75rem;
    cursor: pointer;
    box-sizing: border-box;
}

#nav_header_button span {
    width: 2rem;
    height: 0.22rem;
    background-color: var(--text-primary);
    margin: 0;
    transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.3s ease;
    transform-origin: center;
    border-radius: 999px;
    display: block;
}

#nav_header_button.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-0.4rem, 0.4rem);
}

#nav_header_button.active span:nth-child(2) {
    opacity: 0;
}

#nav_header_button.active span:nth-child(3) {
    transform: rotate(45deg) translate(-0.4rem, -0.4rem);
}

#navcol {
    display: none;
    width: 250px;
    flex-shrink: 0;
    padding: 0;
    z-index: 2;
    transition: transform 0.3s ease;
    position: relative;
}

#navcol.active {
    display: block;
    position: relative;
    float: left;
}

#nav {
    position: sticky;
    top: 0;
}

.nav_toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
    padding: 0.25rem;
    transition: transform 0.3s ease;
}

#nav ul {
    margin: 0;
    padding: 0;
    list-style-type: none;
}

#nav ul li {
    margin: 0;
}

#nav ul a {
    display: block;
    margin: 0.15rem 0;
    padding: 0.75rem 1rem;
    text-align: left;
    color: var(--text-primary);
    font-size: 0.95rem;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 0.75rem;
    text-decoration: none;
    transition: all 0.2s ease;
}

#nav ul ul a {
    display: block;
    color: var(--text-primary);
    font-size: 0.85rem;
    padding: 0.75rem 1rem 0.75rem 2rem;
    border-radius: 0.75rem;
    font-weight: 500;
}

#nav ul a:hover,
#nav ul a:focus {
    color: var(--link-color);
    background-color: var(--bg-row-odd);
    border-color: transparent;
}

#nav ul a.active,
#nav ul a.active:hover {
    color: var(--main-contrast);
    background-color: var(--main-color);
    border-color: var(--main-color);
}

/* ============ CONTENT AREA ============ */
#content {
    position: relative;
    flex: 1;
    min-height: calc(100vh - 20rem);
    padding: 1rem;
    z-index: 10;
}

#content img {
    max-width: 100%;
    display: block;
}

/* ============ FOOTER ============ */
#footer {
    width: 100%;
    max-width: 100%;
    height: 6rem;
    margin: 0 auto;
    flex-shrink: 0;
    margin-top: auto;
    overflow: hidden;
    z-index: 10;
}

#footer_screen {
    position: relative;
    width: 100%;
    height: 100%;
}

#footer_triangle {
    position: absolute;
    width: 150%;
    height: 100%;
    left: -50%;
    transform: rotate(-2deg);
    transform-origin: 100% 0;
    background-color: var(--bg-header);
    z-index: 0;
}

#footer_text {
    position: relative;
    float: right;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    z-index: 1;
    padding-right: 1.5rem;
    padding-top: 1rem;
}

#footer p {
    position: relative;
    color: var(--main-contrast);
    width: auto;
    height: auto;
    padding: 0;
    text-align: right;
    font-size: 0.75rem;
    margin: 0;
    white-space: normal;
    line-height: 1.3;
}

#footer p a {
    font-size: 0.75rem;
    color: var(--main-contrast);
    text-decoration: none;
}

#footer p a:hover {
    text-decoration: underline;
}

/* ============ TEXT & TYPOGRAPHY ============ */
p, div, h1, h2, h3, h4, td {
    color: var(--text-primary);
}

a {
    color: var(--link-color);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
    color: var(--link-hover);
}

p {
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

p.sp {
    margin: 0 0 0.375rem 0;
}

h1 {
    font-size: clamp(2rem, 5vw, 2.5rem);
    text-align: center;
    margin: 0 0 1rem 0;
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    text-align: center;
    margin: 1.5rem 0 1rem 0;
}

h3 {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    font-weight: bold;
    margin: 1rem 0 0.375rem 0;
}

h4 {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    font-weight: bold;
    margin: 0.875rem 0 0.25rem 0;
}

li {
    margin-bottom: 0.2rem;
}

.center {
    text-align: center;
}

/* ============ MESSAGES ============ */
div.message {
    display: table;
    border-style: solid;
    border-width: 1px;
    margin: 0.625rem auto;
    padding: 0.625rem;
    border-radius: 4px;
}

div.message .icon {
    display: table-cell;
    width: 2.5rem;
    text-align: center;
    font-weight: bold;
}

div.message .text {
    display: table-cell;
    vertical-align: top;
    padding: 0 0.625rem;
}

div.success {
    background-color: var(--bg-success);
    border-color: var(--color-success);
}

div.success .text {
    color: var(--color-success);
}

div.warning {
    background-color: var(--bg-warning);
    border-color: var(--color-warning);
}

div.warning .text {
    color: var(--color-warning);
}

div.error {
    background-color: var(--bg-error);
    border-color: var(--color-error);
}

div.error .text {
    color: var(--color-error);
}

/* ============ TABLES ============ */
table {
    border-collapse: collapse;
    width: 100%;
}

td {
    vertical-align: top;
}

table.highlighted {
    margin: 1rem 0;
    padding: 0;
    background: var(--bg-row-even);
    border: 1px solid var(--border-light);
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
}

table.highlighted tr td {
    vertical-align: top;
}

table.highlighted tr.header {
    border-bottom: 1px solid var(--border-primary);
}

table.highlighted tr.header td {
    font-weight: 700;
    padding: 0.75rem 1rem;
    background-color: var(--bg-table-header);
    color: var(--text-primary);
}

table.highlighted tr.content td {
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--border-light);
}

table.highlighted tr.content:nth-child(even) td {
    background-color: rgba(0, 0, 0, 0.015);
}

table.highlighted tr.content:hover {
    background-color: var(--bg-highlight);
}

/* ============ RESPONSIVE DESIGN ============ */

@media (max-width: 768px) {
    .menu_toggle {
        display: flex;
    }
    
    #header_nav ul {
        position: fixed;
        top: 10rem;
        left: 0 !important;
        right: 0;
        width: 100%;
        background-color: var(--bg-header);
        flex-direction: column;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        z-index: 100;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        list-style: none;
        margin: 0;
    }
    
    #header_nav ul.active {
        max-height: 100vh;
        overflow-y: auto;
    }
    
    #header_nav ul li {
        width: 100%;
        margin: 0.5rem 0;
        height: auto;
    }
    
    #header_nav ul li a {
        padding: 0.75rem 1rem;
        font-size: 1rem;
        display: block;
        width: 100%;
        box-sizing: border-box;
        color: var(--main-contrast);
        text-decoration: none;
    }
    
    #header_nav ul li a:hover {
        background-color: rgba(255, 255, 255, 0.2);
    }
    
    #settings {
        top: 1.2rem;
        z-index: 500;
    }

    #window {
        flex-direction: column;
    }

    #tvb_watermark {
        left: 0;
    }

    #nav_content_wrapper {
        width: 100%;
        max-width: 100%;
        min-width: 100%;
        z-index: 50;
    }
    
    #nav_content_wrapper.active {
        width: 100%;
        max-width: 100%;
        min-width: 100%;
    }
    
    #nav_content_wrapper_bg {
        width: 0;
        max-width: 100%;
        min-width: 0;
        transition: width 0.3s ease;
    }
    
    #nav_content_wrapper.active::before {
        width: 100%;
        max-width: 100%;
    }

    #nav_content_wrapper_bg.active {
        width: 100vw;
        height: 100vh;
    }
    
    #nav_header_button {
        width: 100%;
        max-width: 100%;
        min-width: 100%;
        position: relative;
    }

    #navcol {
        width: 100vw;
        max-width: 100vw;
        position: absolute;
        top: 0;
        left: 0;
        height: 100%;
        z-index: 1000;
        transition: left 0.3s ease;
        overflow-y: auto;
    }
    
    #navcol.active {
        height: 100vh;
    }
    
    #content {
        padding: 0.5rem;
    }

    /* News compact view for small screens: move author/date under title and hide left column */
    .news .news_byline {
        font-size: 0.9rem;
        color: var(--text-secondary);
        margin-top: 0.25rem;
    }
    .news .news_byline_mobile { display: none; }
    .news td.author_cell { font-size: 0.9rem; color: var(--text-secondary); }

    @media (max-width: 768px) {
        .news td.date_cell { display: none; }
        .news td.author_cell { display: none; }
        .news .news_byline_mobile { display: block; }
        .news .news_title { font-size: 1.05rem; }
    }

}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    #header {
        height: 8rem;
    }
    
    #header_nav ul {
        top: 8rem;
    }
    
    #header_logo {
        height: 6.5rem;
    }
    
    #nav_content_wrapper_bg {
        top: 0;
        height: 100vh;
    }
    
    #content {
        padding: 0.75rem;
    }
    
    h1 {
        font-size: 1.5rem;
        margin-bottom: 0.75rem;
    }
    
    h2 {
        font-size: 1.25rem;
        margin: 1rem 0 0.75rem 0;
    }
}

/** pages **/

div.pages {
	display: block;
	width: 100%;
	margin: 0 auto;
}

div.pages div.legend {
	padding: 0 0 2px;
}

div.pages div.legend span {
	font-weight: bold;
}

a.page_link span {
	display: none;
}

/* pages tabs */
div.pages div.upper_tab,
div.pages div.lower_tab {
	display: flex;
	justify-content: space-between;
	align-items: center;
	min-height: 32px;
	margin: 0;
	padding: 8px 0;
	background: var(--bg-row-even);
	border-radius: 4px;
}

div.pages div.upper_tab {
	margin: 0 0 12px;
	border-bottom: 2px solid var(--border-primary);
}

div.pages div.lower_tab {
	margin: 12px 0 0;
	border-top: 2px solid var(--border-primary);
}

div.pages div.upper_tab a,
div.pages div.lower_tab a {
	font-size: 14px;
}

div.pages div.upper_tab div.upper_tab_left,
div.pages div.lower_tab div.lower_tab_left {
	flex: 1;
	margin: 0;
	font-weight: 500;
	color: var(--text-primary);
}

div.pages div.upper_tab div.upper_tab_right,
div.pages div.lower_tab div.lower_tab_right {
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-end;
	gap: 8px;
	margin: 0 0 0 auto;
}

div.pages div.upper_tab div.upper_tab_right a,
div.pages div.lower_tab div.lower_tab_right a {
	color: var(--text-primary);
	font-size: 14px;
	padding: 6px 12px;
	text-decoration: none;
	white-space: nowrap;
	display: inline-block;
	margin: 4px 2px;
	border-radius: 0.5rem;
	transition: all 0.2s ease;
}

div.pages div.lower_tab div.lower_tab_right a {
	padding: 4px 10px;
	margin: 2px 4px;
}

div.pages div.upper_tab div.upper_tab_right a.active,
div.pages div.lower_tab div.lower_tab_right a.active {
	font-weight: bold;
	background-color: var(--main-color);
	color: var(--main-contrast);
}

div.pages div.lower_tab div.lower_tab_right a.active {
	border-top: 2px solid var(--border-primary);
}

div.pages div.upper_tab div.upper_tab_right a:hover,
div.pages div.lower_tab div.lower_tab_right a:hover,
div.tab div.tab_right a:hover {
	color: var(--link-hover);
	background-color: var(--main-color);
	transform: translateY(-1px);
	box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

div.tab div.tab_right a,
div.pages div.upper_tab div.upper_tab_right a,
div.pages div.lower_tab div.lower_tab_right a {
	color: var(--text-primary);
	font-size: 14px;
	padding: 6px 12px;
	text-decoration: none;
	white-space: nowrap;
	display: inline-block;
	margin: 4px 2px;
	border-radius: 0.5rem;
	transition: all 0.2s ease;
}

div.tab div.tab_right a.active,
div.pages div.upper_tab div.upper_tab_right a.active,
div.pages div.lower_tab div.lower_tab_right a.active {
	font-weight: bold;
	background-color: var(--main-color);
	color: var(--main-contrast);
}

button,
input[type="submit"],
input[type="button"],
input[type="reset"],
a.button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0.55rem 1rem;
	border-radius: 0.5rem;
	border: 1px solid transparent;
	background-color: var(--main-color);
	color: var(--main-contrast);
	text-decoration: none;
	cursor: pointer;
	transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

button:hover,
input[type="submit"]:hover,
input[type="button"]:hover,
input[type="reset"]:hover,
a.button:hover {
	background-color: var(--main-color-hover);
	transform: translateY(-1px);
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.small {
    font-size: 0.95rem;
}

.small.center {
    text-align: center;
    margin: 1.5rem 0 0;
}

#calendar_subscription_button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    margin-bottom: 8px;
    border-radius: 999px;
    background: var(--main-color);
    color: var(--main-contrast);
    text-decoration: none;
    border: 1px solid transparent;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.2s ease, transform 0.2s ease;
}

#calendar_subscription_button:hover {
    background: var(--main-color-hover);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

#calendar_subscription_link {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Responsive paging */
@media (max-width: 768px) {
	div.pages div.upper_tab div.upper_tab_left,
	div.pages div.upper_tab div.upper_tab_right,
	div.pages div.lower_tab div.lower_tab_left,
	div.pages div.lower_tab div.lower_tab_right {
		position: static;
		width: 100%;
		text-align: center;
		margin-bottom: 8px;
	}
	
	div.pages div.upper_tab,
	div.pages div.lower_tab {
		height: auto;
		min-height: 40px;
		padding: 8px 0;
		flex-direction: column;
		align-items: stretch;
	}
	
	div.pages div.upper_tab div.upper_tab_right a,
	div.pages div.lower_tab div.lower_tab_right a {
		display: inline-block;
		margin: 2px 4px;
		padding: 4px 8px;
		font-size: 14px;
		white-space: normal;
	}
}

@media (max-width: 480px) {
	div.pages div.upper_tab div.upper_tab_right a,
	div.pages div.lower_tab div.lower_tab_right a {
		padding: 4px 6px;
		font-size: 12px;
		margin: 2px 2px;
	}
	
	div.pages div.upper_tab,
	div.pages div.lower_tab {
		min-height: 35px;
		padding: 6px 0;
	}
}

/* ============ FILEBASE ============ */

ul.folder {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
	gap: 16px;
	width: 100%;
	margin: 0;
	padding: 0;
	list-style-type: none;
}

ul.folder li {
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 16px;
	background: var(--bg-row-even);
	border: 1px solid var(--border-primary);
	border-radius: 8px;
	text-align: center;
	transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

ul.folder li:hover {
	transform: translateY(-2px);
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
	border-color: var(--border-primary);
}

ul.folder li a {
	width: 100%;
	text-decoration: none;
	color: var(--text-primary);
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 8px;
}