/* =============================================================================
   NORDIC ENERGY TRADING - DARK THEME
   Ultra-Wide Monitor Design (5000x1920) - Full Width Layout
   ============================================================================= */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: "Inter", "Roboto", "Segoe UI", Arial, sans-serif;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: #e0e0e0;
    line-height: 1.6; 
    overflow-x: auto;
}

/* =============================================================================
   HEADER & NAVIGATION - DARK THEME
   ============================================================================= */

header {
    background: linear-gradient(135deg, #0d1117 0%, #161b22 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    border-bottom: 1px solid #30363d;
}

.topnav {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    justify-items: center;
    padding: 1rem 2rem;
    width: 100%;
    max-width: none;
    gap: 1rem;
}

.topnav .logo-link {
    font-size: 1.5rem;
    font-weight: bold;
    color: #ffffff;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    grid-column: 2;
}

.topnav .logo-link:hover {
    color: #f0f6fc;
    transform: scale(1.05);
}

.topnav .logo-link img {
    height: 50px;
    width: auto;
    max-width: 80px;
    object-fit: contain;
    transition: all 0.3s ease;
}

.topnav .logo-link:hover img {
    transform: scale(1.1);
}

.nav-center {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.nav-left {
    display: flex;
    align-items: center;
    justify-self: start;
}

.nav-right {
    display: flex;
    gap: 1rem;
    justify-self: end;
}

.topnav a:not(.logo-link) {
    color: #f0f6fc;
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid transparent;
}

.topnav a:not(.logo-link):hover,
.topnav a:not(.logo-link).active {
    background: rgba(88, 166, 255, 0.15);
    border-color: #58a6ff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(88, 166, 255, 0.3);
}

.hamburger-btn {
    background: transparent;
    border: none;
    color: #ffffff;
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: all 0.3s ease;
    border-radius: 4px;
}

.hamburger-btn:hover {
    background: rgba(88, 166, 255, 0.1);
}

.hamburger-line {
    width: 22px;
    height: 2px;
    background: #ffffff;
    transition: all 0.3s ease;
    border-radius: 1px;
}

.hamburger-btn:hover .hamburger-line {
    background: #58a6ff;
}

.hamburger-btn.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.sidebar-menu {
    position: fixed;
    top: 0;
    left: -300px;
    width: 300px;
    height: 100vh;
    background: linear-gradient(135deg, #0d1117 0%, #161b22 100%);
    border-right: 1px solid #30363d;
    z-index: 1001;
    transition: left 0.3s ease;
    overflow-y: auto;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.3);
}

.sidebar-menu.open {
    left: 0;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid #30363d;
    background: #161b22;
}

.sidebar-header h3 {
    color: #ffffff;
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0;
}

.sidebar-close {
    background: transparent;
    border: none;
    color: #c9d1d9;
    font-size: 1.8rem;
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
    transition: all 0.3s ease;
    border-radius: 4px;
}

.sidebar-close:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
}

.sidebar-content {
    padding: 1.5rem;
}

.sidebar-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-nav li {
    margin-bottom: 0.5rem;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    color: #c9d1d9;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
    font-size: 1rem;
}

.sidebar-nav a:hover {
    background: rgba(88, 166, 255, 0.1);
    color: #ffffff;
    transform: translateX(5px);
}

.sidebar-nav a.active {
    background: rgba(88, 166, 255, 0.15);
    color: #ffffff;
    border-left: 3px solid #58a6ff;
    padding-left: calc(1rem - 3px);
}

.nav-icon {
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

.nav-left {
    display: flex;
    align-items: center;
}

.nav-left a:not(.hamburger-btn) {
    display: none;
}

@media (min-width: 768px) {
    .nav-left a:not(.hamburger-btn) {
        display: flex;
    }
}

/* =============================================================================
   MAIN CONTENT - DARK THEME
   ============================================================================= */

.dashboard-container {
    padding: 2rem;
    width: 100%;
    max-width: none;
    margin: 0;
    min-height: calc(100vh - 140px);
    background: #0d1117;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, #f0f6fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
    margin-bottom: 1rem;
    text-shadow: 0 4px 20px rgba(240, 246, 252, 0.3);
}

.page-subtitle {
    font-size: 1.25rem;
    color: #c9d1d9;
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 300;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* =============================================================================
   DATA TABLE - ULTRA COMPACT COLUMNS LIKE EXCEL
   ============================================================================= */
.data-table {
    background:#0d1117;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border: 1px solid #30363d;
    width: 100%;
    height: calc(100vh - 200px);
    display: flex;
    flex-direction: column;
    overflow: auto; 
}

.data-table table {
    width: auto;
    min-width: 100%;
    border-collapse: collapse;
    table-layout: auto;
    font-size: 11px;
    font-weight: bold;
    display: table;
    font-family: "DIN", "Segoe UI", sans-serif;
    position: relative; 
}

.data-table thead {
    background: linear-gradient(135deg, #21262d 0%, #30363d 100%);
    position: sticky;
    top: 0;
    z-index: 30; 
    display: table-header-group;
}

.data-table tbody {
    overflow-y: auto;
    max-height: calc(100vh - 250px);
    display: table-row-group;
}

.data-table thead tr, .data-table tbody tr {
    display: table-row;
}

.data-table th {
    background: linear-gradient(135deg, #21262d 0%, #30363d 100%);
    color: #ffffff;
    padding: 4px 2px;
    text-align: center;
    border-bottom: 1px solid #30363d;
    border-right: 1px solid #30363d;    
    font-size: 10px;
    font-weight: bold; 
    white-space: nowrap;
    overflow: visible;
    text-overflow: clip;
    cursor: pointer;
    transition: background 0.3s ease;
    line-height: 1.5;
    width: auto;
    min-width: auto;
    max-width: none !important;
    display: table-cell;
}

.data-table th:nth-child(1) {
    position: sticky;
    left: 0;
    z-index: 50; 
    background: #000000 !important;
    color: #ffffff !important;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.2);
    width: 125px !important;
    min-width: 125px !important;
    max-width: 125px !important;
}

.data-table th:nth-child(2) {
    position: sticky;
    left: 125px;
    z-index: 49; 
    background: #000000 !important;
    color: #ffffff !important;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.2);
    width: 60px !important;
    min-width: 60px !important;
    max-width: 60px !important;
}

.data-table tbody {
    overflow-y: auto;
    max-height: calc(100vh - 250px);
    display: table-row-group;
}

.data-table thead tr, .data-table tbody tr {
    display: table-row;
}

.data-table td {
    padding: 4px 2px;
    border-bottom: 1px solid #30363d;
    border-right: 1px solid #30363d;
    background: #ffffff;
    color: #000000;
    font-size: 12px;
    font-weight: bold;
    white-space: nowrap;
    overflow: visible;
    text-overflow: clip;
    vertical-align: middle;
    text-align: center;
    line-height: 1.2;
    width: auto;
    min-width: auto;
    max-width: none !important;
    display: table-cell;
}

.data-table td:nth-child(1) {
    position: sticky;
    left: 0;
    z-index: 15; 
    background: #000000 !important;
    color: #ffffff !important;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.2);
    width: 100px !important;
    min-width: 100px !important;
    max-width: 100px !important;
}

.data-table td:nth-child(2) {
    position: sticky;
    left: 100px;
    z-index: 14; 
    background: #000000 !important;
    color: #ffffff !important;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.2);
    width: 100px !important;
    min-width: 100px !important;
    max-width: 100px !important;
}

.data-table tbody {
    overflow-y: auto;
    max-height: calc(100vh - 250px);
    display: table-row-group;
}

.data-table thead tr, .data-table tbody tr {
    display: table-row;
}



.data-table tr:hover td:nth-child(1),
.data-table tr:hover td:nth-child(2) {
    background: #333333 !important;
    color: #ffffff !important;
}

.data-table th:nth-child(1):hover,
.data-table th:nth-child(2):hover {
    background: #333333 !important;
    color: #ffffff !important;
}

.data-table .error {
    text-align: center;
    color: #ff7b72;
    font-weight: 600;
    padding: 2rem;
}

.data-table td.dark-orange {
    background-color: #e08753 !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.light-blue {
    background-color: #9cdaee !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.light-red {
    background-color: #eaa06e !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.light-green {
    background-color: #9be49b !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.light-yellow {
    background-color: #fbfb9e !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.dark-green {
    background-color: #7ba87b !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.light-purple {
    background-color: #b3a3d0 !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.dark-blue {
    background-color: #76a6dd !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.grey {
    background-color: #adadad !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.dark-purple {
    background-color: #bea3fb !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.light-grey {
    background-color: #e3e2e2 !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.black-white {
    background-color: #ffffff !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.magenta {
    background-color: #ea497e !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table td.black {
    background-color: #000000 !important;
    color: #ffffff !important;
    opacity: 1 !important;
}

.data-table td.light-pink {
    background-color: #fcadb9 !important;
    color: #000000 !important;
    opacity: 1 !important;
}

.data-table tr:hover td.black-white {
    background-color: rgba(180, 180, 180, 0.8) !important;
}

.data-table tr:hover td.dark-orange {
    background-color: rgba(219, 118, 59, 0.8) !important;
}

.data-table tr:hover td.light-pink {
    background-color: rgba(255, 171, 183, 0.8) !important;
}

.data-table tr:hover td.light-blue {
    background-color: rgba(141, 207, 228, 0.8) !important;
}

.data-table tr:hover td.light-red {
    background-color: rgba(240, 141, 65, 0.8) !important;
}

.data-table tr:hover td.light-green {
    background-color: rgba(175, 247, 175, 0.8) !important;
}

.data-table tr:hover td.light-yellow {
    background-color: rgba(255, 255, 224, 0.8) !important;
}

.data-table tr:hover td.dark-green {
    background-color: rgba(122, 181, 122, 0.8) !important;
}

.data-table tr:hover td.dark-blue {
    background-color: rgba(74, 144, 226, 0.8) !important;
}

.data-table tr:hover td.light-purple {
    background-color: rgba(150, 75, 185, 0.8) !important;
}

.data-table tr:hover td.grey {
    background-color: rgba(146, 146, 146, 0.8) !important;
}

.data-table tr:hover td.dark-purple {
    background-color: rgba(144, 98, 253, 0.8) !important;
}

.data-table tr:hover td.magenta {
    background-color: rgba(233, 30, 99, 0.8) !important;
}

.data-table tr:hover td.light-grey {
    background-color: rgba(180, 180, 180, 0.8) !important;
}

.data-table tr {
    cursor: pointer;
    transition: all 0.2s ease;
}

.data-table tr.selected td:nth-child(1),
.data-table tr.selected td:nth-child(2) {
    background: #000000 !important;
    color: #ffffff !important;
    font-weight: bold !important;
}

.data-table tr.timeline-current td{
    border-bottom: #000000 2px solid;
    border-top: #000000 2px solid;
}


.data-table tr.timeline-current td.black-white, .data-table tr.selected td.black-white {
    background-color: #d0d0d0 !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.dark-orange, .data-table tr.selected td.dark-orange {
    background-color: #d86d2f !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.light-pink, .data-table tr.selected td.light-pink {
    background-color: #f98e9e !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.light-grey, .data-table tr.selected td.light-grey {
    background-color: #CCCCCC !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.light-blue, .data-table tr.selected td.light-blue {
    background-color: #3e9fe0 !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.light-red, .data-table tr.selected td.light-red {
    background-color: #efa844 !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.light-green, .data-table tr.selected td.light-green {
    background-color: #34d379 !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.light-yellow, .data-table tr.selected td.light-yellow {
    background-color: #f7d23c !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.dark-green, .data-table tr.selected td.dark-green {
    background-color: #29ab5f !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.light-purple, .data-table tr.selected td.light-purple {
    background-color:rgba(150, 75, 185, 0.8) !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.grey, .data-table tr.selected td.grey {
    background-color: #747c83 !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.black, .data-table tr.selected td.black {
    background-color: #505151 !important;
    color: #ffffff !important;
}

.data-table tr.timeline-current td.dark-blue, .data-table tr.selected td.dark-blue {
    background-color: #255ab2 !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td.dark-purple, .data-table tr.selected td.dark-purple {
    background-color: rgba(144, 98, 253, 0.8) !important;
    color: #000000 !important;
}

.data-table tr.timeline-current td:nth-child(1),
.data-table tr.timeline-current td:nth-child(2), .data-table tr.selected td:nth-child(1), .data-table tr.selected td:nth-child(2) {
    background: #000000 !important;
    color: #ffffff !important;
}


/* =============================================================================
   AUTH FORMS - DARK THEME
   ============================================================================= */

#register, #login {
    width: 100%;
    max-width: 500px;
    height: auto;
    max-height: 80vh;
    margin: 2em auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow-y: auto;
    background: #161b22;
    border-radius: 15px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    border: 1px solid #30363d;
}

#register form, #login form {
    width: 100%;
    display: flex;
    flex-direction: column;
    padding: 2em;
    background-color: #0d1117;
    border-radius: 15px;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.2);
    border: 1px solid #30363d;
}

#register label, #login label {
    display: block;
    margin-bottom: 2rem;
    font-weight: 600;
    color: #f0f6fc;
    font-size: 1.2rem;
}

#register input, #login input {
    width: 100%;
    padding: 0.7rem;
    margin-top: 0.5rem;
    border: 1px solid #30363d;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-size: 1rem;
    background: #21262d;
    color: #f0f6fc;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.2);
}

#register input:focus, #login input:focus {
    outline: none;
    border-color: #58a6ff;
    box-shadow: 0 0 0 4px rgba(88, 166, 255, 0.2), inset 0 2px 4px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

#register button, #login button {
    width: 100%;
    background: linear-gradient(135deg, #238636 0%, #2ea043 100%);
    color: white;
    padding: 1.25rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    margin-top: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

#register button:hover, #login button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(46, 160, 67, 0.4);
    background: linear-gradient(135deg, #2ea043 0%, #238636 100%);
}

/* =============================================================================
   FOOTER - DARK THEME
   ============================================================================= */

footer {
    background: #0d1117;
    color: #c9d1d9;
    text-align: center;
    padding: 2rem;
    border-top: 1px solid #30363d;
    margin-top: auto;
}

/* =============================================================================
   UTILITY CLASSES
   ============================================================================= */

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.w-100 { width: 100%; }
.h-100 { height: 100%; }
.d-flex { display: flex; }
.d-none { display: none; }
.justify-content-center { justify-content: center; }
.align-items-center { align-items: center; }

/* Dark theme colors */
.text-primary { color: #ffffff; }
.text-secondary { color: #c9d1d9; }
.text-success { color: #2ea043; }
.text-danger { color: #ff7b72; }
.bg-primary { background-color: #58a6ff; }
.bg-light { background-color: #161b22; }

html {
    scroll-behavior: smooth;
}

*:focus {
    outline: 2px solid #58a6ff;
    outline-offset: 2px;
}

::selection {
    background: rgba(88, 166, 255, 0.2);
    color: #ffffff;
}

::-moz-selection {
    background: rgba(88, 166, 255, 0.2);
    color: #ffffff;
}

/* =============================================================================
   LIGHTER HOVER EFFECTS FOR TABLE ROWS
   ============================================================================= */

.data-table tr:hover td {
    background: rgba(86, 82, 82, 0.06) !important; 
    color: #000000; 
}

.topnav a:not(.logo-link):hover,
.topnav a:not(.logo-link).active {
    background: rgba(88, 166, 255, 0.08) !important; 
    border-color: rgba(88, 166, 255, 0.4) !important; 
    transform: translateY(-1px); 
    box-shadow: 0 2px 8px rgba(88, 166, 255, 0.15) !important;
}

.data-table td.negative-number {
    color: #ff4444 !important;
}

.data-table td.negative-consumption {
    color: #0c7e0c !important;
}

.data-table td.positive-consumption {
    color: #ff4444 !important;
}

.data-table tr.selected td.negative-number,
.data-table tr.timeline-current td.negative-number,
.data-table tr.selected td.positive-consumption,
.data-table tr.timeline-current td.positive-consumption {
    color: #ff6666 !important; 
}

.data-table tr.selected td.negative-consumption,
.data-table tr.timeline-current td.negative-consumption {
    color: #0c7e0c !important;
}

.data-table td.negative-number {
    color: #ff4444 !important;
}

.data-table tbody tr td.negative-number {
    color: #ff4444 !important;
}

.data-table td.positive-difference {
    color: #0a810aff !important;
}

.data-table td.negative-difference {
    color: #f62323ff !important;
}

.data-table tr.selected td.positive-difference,
.data-table tr.timeline-current td.positive-difference {
    color: #0a810aff !important;
}

.data-table tr.selected td.negative-difference,
.data-table tr.timeline-current td.negative-difference {
    color: #f62323ff !important;
}

.data-table tr.ph-exact-row td{
    color: #000000 !important;
    background-color:   rgba(122, 181, 122, 0.8) !important;
}

.data-table tr.ph-exact-row:hover td{
    background-color:   rgba(122, 181, 122, 0.6) !important;
}

.data-table tr.selected.ph-exact-row td{
    background-color: #29ab5f !important;
    color: #000000 !important;
}

.data-table tr.negative-position-ph td{
    color: #000000 !important;
    background-color: rgb(169, 19, 19) !important;
}

.data-table tr.negative-position-ph:hover td{
    background-color: rgb(224, 82, 82) !important;
}

.data-table tr.selected.negative-position-ph td{
    background-color: rgb(139, 0, 0) !important;
    color: #000000 !important;
}

.data-table tr.negative-position td{
    color: #000000 !important;
    background-color: rgb(199, 61, 61) !important;
}

.data-table tr.negative-position:hover td{
    background-color: rgba(201, 80, 80, 0.649) !important;
}

.data-table tr.selected.negative-position td{
    background-color: rgb(139, 0, 0) !important;
    color: #000000 !important;
}

/* ADDED: Responsive logo adjustments */
@media (max-width: 768px) {
    .topnav .logo-link {
        font-size: 1.2rem;
    }
    
    .topnav .logo-link img {
        height: 28px;
        max-width: 35px;
    }
    
    .topnav {
        grid-template-columns: auto 1fr auto;
        gap: 0.5rem;
        padding: 1rem 1rem;
        justify-items: center;
    }
    
    .nav-center {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .topnav .logo-link {
        font-size: 1rem;
    }
    
    .topnav .logo-link img {
        height: 24px;
        max-width: 30px;
    }
}

.region-selector-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.region-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* UPDATED: Style checkboxes to look like buttons */
.region-checkbox {
    position: relative;
    cursor: pointer;
    user-select: none;
}

.region-checkbox input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkbox-label {
    display: inline-block;
    background: linear-gradient(135deg, #21262d 0%, #30363d 100%);
    border: 2px solid #30363d;
    color: #c9d1d9;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 550;
    font-size: 0.9rem;
    min-width: 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.region-checkbox:hover .checkbox-label {
    border-color: #58a6ff;
    background: linear-gradient(135deg, #30363d 0%, #404040 100%);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(88, 166, 255, 0.2);
}

.region-checkbox input[type="checkbox"]:checked + .checkbox-label {
    background: linear-gradient(135deg, #58a6ff 0%, #4a9eff 100%);
    border-color: #58a6ff;
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(88, 166, 255, 0.4);
}

.region-checkbox input[type="checkbox"]:checked + .checkbox-label:hover {
    background: linear-gradient(135deg, #4a9eff 0%, #58a6ff 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(88, 166, 255, 0.5);
}

@media (max-width: 768px) {
    .region-selector-container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .region-buttons {
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .checkbox-label {
        min-width: 60px;
        padding: 0.5rem 0.8rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .checkbox-label {
        min-width: 50px;
        padding: 0.4rem 0.6rem;
        font-size: 0.7rem;
    }
}

.region-btn {
    background: linear-gradient(135deg, #21262d 0%, #30363d 100%);
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.5;
    border: 2px solid #30363d;
    color: #ffffff;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 550;
    font-size: 0.9rem;
    width: 130px;
    height: 40px;
    position: relative;
    overflow: hidden;
}

.region-btn[data-region="dk1"],
.region-btn[data-region="dk2"],
.region-btn[data-region="dk1-differences"],
.region-btn[data-region="dk2-differences"],
.region-btn[data-region="tt_dk_15min"],
.region-btn[data-region="tt_dk_hourly"],
.region-btn[data-region="tt_dk_total"],
.region-btn[data-region="tt_nl_total"], 
.region-btn[data-region="nl"],
.region-btn[data-region="nl2"],
.region-btn[data-region="fr"],
.region-btn[data-region="hu"],
.region-btn[data-region="hu-differences"] {
    background: linear-gradient(135deg, #21262d 0%, #30363d 100%);
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.5;
    border: 2px solid #30363d;
    color: #000000;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 0.9rem;
    width: 130px;
    height: 40px;
    position: relative;
    overflow: hidden;
}

/* Denmark flag for DK regions */
.region-btn[data-region="dk1"],
.region-btn[data-region="dk2"],
.region-btn[data-region="dk1-differences"],
.region-btn[data-region="dk2-differences"],
.region-btn[data-region="tt_dk_15min"],
.region-btn[data-region="tt_dk_hourly"],
.region-btn[data-region="tt_dk_total"],
.region-btn#btn-dk1,
.region-btn#btn-dk2,
.region-btn#btn-dk1-diff,
.region-btn#btn-dk2-diff,
.region-btn#btn-tt_dk_15min,
.region-btn#btn-tt_dk_hourly,
.region-btn#btn-tt_dk_total {
    background-image: url('../image/denmark_flag_small.png');
}

/* Netherlands flag for NL regions */
.region-btn[data-region="nl"],
.region-btn[data-region="tt_nl_total"],
.region-btn[data-region="nl2"],
.region-btn#btn-nl,
.region-btn#btn-tt_nl_total {
    background-image:url('../image/netherlands_flag_small.png');
}

/* France flag for FR region */
.region-btn[data-region="fr"],
.region-btn#btn-fr {
    background-image: url('../image/france_flag_small.jpg');
}

/* Hungary flag for HU regions */
.region-btn[data-region="hu"],
.region-btn[data-region="hu-differences"],
.region-btn#btn-hu,
.region-btn#btn-hu-diff {
    background-image: url('../image/hungary_flag_small.svg');
}

.region-btn.active[data-region="dk1"],
.region-btn.active[data-region="dk2"],
.region-btn.active[data-region="dk1-differences"],
.region-btn.active[data-region="dk2-differences"],
.region-btn.active[data-region="tt_dk_15min"],
.region-btn.active[data-region="tt_dk_hourly"],
.region-btn.active[data-region="tt_dk_total"],
.region-btn.active[data-region="tt_nl_total"],
.region-btn.active[data-region="nl"],
.region-btn.active[data-region="nl2"],
.region-btn.active[data-region="fr"],
.region-btn.active[data-region="hu"],
.region-btn.active[data-region="hu-differences"] {
    color: #000000;
    font-weight: 700;
    text-shadow: 0 0 8px rgba(255, 255, 255, 1), 
                 0 0 15px rgba(255, 255, 255, 1),
                 0 0 25px rgba(255, 255, 255, 0.9),
                 0 0 35px rgba(255, 255, 255, 0.8),
                 0 0 45px rgba(255, 255, 255, 0.6),
                 0 2px 5px rgba(255, 255, 255, 1),
                 0 0 10px rgba(255, 255, 255, 1),
                 0 0 20px rgba(255, 255, 255, 0.95);
}

.region-btn:hover {
    border-color: #ffffff;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(177, 180, 184, 0.2);
}

.region-btn.active {
    background-color: transparent;
    border-color: #ffffff;
    color: #000000;
    font-weight: 700;
    border-width: 3px;
    filter: saturate(100%) brightness(1) contrast(1);
    opacity: 0.9;
}

/* Active state for NL buttons */
.region-btn[data-region="nl"].active,
.region-btn[data-region="tt_nl_total"].active,
.region-btn[data-region="nl2"].active,
.region-btn#btn-nl.active,
.region-btn#btn-tt_nl_total.active {
    background-image: url('../image/netherlands_flag_small.png');
    background-color: transparent;
}

.region-label {
    font-size: 0.9rem;
    opacity: 1;
}

.region-name {
    font-weight: 700;
    font-size: 1.1rem;
    color: #000000;
    padding: 0.25rem 0.5rem;
    background: rgba(88, 166, 255, 0.1);
    border-radius: 4px;
}

@media (max-width: 768px) {
    .region-btn {
        min-width: 60px;
        padding: 0.5rem 0.8rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .region-btn {
        min-width: 50px;
        padding: 0.4rem 0.6rem;
        font-size: 0.7rem;
    }
}

/* =============================================================================
   DASHBOARD - MAIN PAGE STYLES
   ============================================================================= */

.welcome-section {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
}

.welcome-subtitle {
    font-size: 1.125rem;
    color: #c9d1d9;
    margin-top: 1rem;
    font-weight: 300;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.dashboard-card {
    background: linear-gradient(135deg, #161b22 0%, #21262d 100%);
    border: 1px solid #30363d;
    border-radius: 12px;
    padding: 2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 200px;
}

.dashboard-card:hover {
    transform: translateY(-5px);
    border-color: #58a6ff;
    box-shadow: 0 10px 30px rgba(88, 166, 255, 0.2);
}

.dashboard-card.coming-soon {
    opacity: 0.6;
    cursor: not-allowed;
}

.dashboard-card.coming-soon:hover {
    transform: none;
    border-color: #30363d;
    box-shadow: none;
}

.card-icon {
    color: #58a6ff;
    margin-bottom: 1.5rem;
}

.card-content h3 {
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.card-content p {
    color: #c9d1d9;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex: 1;
}

.card-features {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.feature-tag {
    background: rgba(88, 166, 255, 0.1);
    color: #58a6ff;
    padding: 0.25rem 0.75rem;
    border-radius: 16px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid rgba(88, 166, 255, 0.2);
}

.feature-tag.disabled {
    background: rgba(156, 163, 175, 0.1);
    color: #9ca3af;
    border-color: rgba(156, 163, 175, 0.2);
}

.card-arrow {
    position: absolute;
    top: 2rem;
    right: 2rem;
    color: #58a6ff;
    opacity: 0;
    transition: all 0.3s ease;
}

.dashboard-card:hover .card-arrow {
    opacity: 1;
    transform: translateX(5px);
}

.dashboard-card.coming-soon:hover .card-arrow {
    opacity: 0;
    transform: none;
}

.stats-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid #30363d;
}

.stat-card {
    background: rgba(88, 166, 255, 0.05);
    border: 1px solid rgba(88, 166, 255, 0.1);
    border-radius: 8px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-icon {
    color: #58a6ff;
    flex-shrink: 0;
}

.stat-content h4 {
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.stat-content p {
    color: #c9d1d9;
    font-size: 0.875rem;
    margin: 0;
}

@media (max-width: 768px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .dashboard-card {
        padding: 1.5rem;
        min-height: 180px;
    }
    
    .stats-section {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stat-card {
        padding: 1.25rem;
    }
}

@media (max-width: 480px) {
    .welcome-section {
        padding: 1rem 0;
        margin-bottom: 2rem;
    }
    
    .dashboard-card {
        padding: 1.25rem;
    }
    
    .card-content h3 {
        font-size: 1.25rem;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }
}

.ph-exact-row {
    background-color: #2d5016 !important;
    background: #2d5016 !important;
}

.ph-exact-row td {
    background-color: #2d5016  !important;
    color: #ffffff !important;
}
.ph-exact-row:hover td {
    background-color: #3a6e1f !important;
}

#dataRows .content-loading {
    text-align: center;
    color: #30363d;
    padding: 2rem;
    font-size: 1.5em;
}