/* Portal CSS - basiert auf framework.css Variablen */

/* ========================================
   Header
   ======================================== */
.portal-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border, #d4e5b8);
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
}
[data-theme="dark"] .portal-header {
    background: rgba(28,33,40,0.92);
}
.portal-header-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    gap: 1.5rem;
}
.portal-logo img { height: 32px; }
.portal-logo .logo-dark { display: none; }
[data-theme="dark"] .portal-logo .logo-light { display: none; }
[data-theme="dark"] .portal-logo .logo-dark { display: block; }

/* Desktop Nav */
.portal-nav-desktop {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex: 1;
    justify-content: center;
}

.portal-header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: auto;
}
.portal-user-name {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

/* ========================================
   Hamburger Menu
   ======================================== */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    margin-left: auto;
    z-index: 101;
}
.hamburger-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text, #1f2937);
    border-radius: 2px;
    transition: all 0.3s ease;
}
.hamburger.open .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.hamburger.open .hamburger-line:nth-child(2) {
    opacity: 0;
}
.hamburger.open .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav */
.portal-nav-mobile {
    display: none;
    flex-direction: column;
    padding: 0 1.5rem 1rem;
    border-top: 1px solid var(--color-border);
    margin-top: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}
.portal-nav-mobile.open {
    display: flex;
    max-height: 300px;
    padding: 0.75rem 1.5rem 1rem;
}
.mobile-nav-link {
    padding: 0.75rem 0;
    color: var(--color-text);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    border-bottom: 1px solid var(--color-border);
    transition: color 0.2s;
}
.mobile-nav-link:last-child { border-bottom: none; }
.mobile-nav-link.active { color: var(--color-primary-500, #6ca52a); }
.mobile-nav-link:hover { color: var(--color-primary-500, #6ca52a); }
.mobile-nav-logout { color: var(--color-error, #ef4444); }

/* ========================================
   Theme Toggle
   ======================================== */
.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md, 8px);
    background: transparent;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all 0.2s;
}
.theme-toggle:hover {
    border-color: var(--color-primary-300);
    background: var(--color-primary-50);
}
.theme-toggle .theme-dark { display: none; }
[data-theme="dark"] .theme-toggle .theme-light { display: none; }
[data-theme="dark"] .theme-toggle .theme-dark { display: inline; }
[data-theme="dark"] .theme-toggle {
    border-color: rgba(255,255,255,0.2);
}
[data-theme="dark"] .theme-toggle:hover {
    border-color: var(--color-primary-400);
    background: rgba(255,255,255,0.05);
}

/* ========================================
   Main & Footer
   ======================================== */
.portal-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    min-height: calc(100vh - 160px);
}
.portal-footer {
    border-top: 1px solid var(--color-border, #d4e5b8);
    padding: 1.5rem;
    margin-top: 3rem;
}
.portal-footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--color-text-muted, #55752a);
}
.portal-footer a {
    color: var(--color-primary-500, #6ca52a);
    text-decoration: none;
}

/* ========================================
   Buttons
   ======================================== */
.btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.5rem 1rem; border-radius: var(--radius-md, 8px); font-weight: 500; font-size: 0.9rem; cursor: pointer; border: none; text-decoration: none; transition: all 0.2s ease; }
.btn-primary { background: var(--color-primary-500, #6ca52a); color: white; }
.btn-primary:hover { background: var(--color-primary-600, #55752a); }
.btn-outline { background: transparent; border: 1px solid var(--color-border); color: var(--color-text); }
.btn-outline:hover { background: var(--color-bg-alt); }
.btn-lg { padding: 0.75rem 1.5rem; font-size: 1rem; }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.8rem; }
.btn-block { width: 100%; justify-content: center; }

/* ========================================
   Cards
   ======================================== */
.card {
    background: var(--color-surface, #fff);
    border: 1px solid var(--color-border, #d4e5b8);
    border-radius: var(--radius-lg, 12px);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}
.portal-main .card:hover {
    box-shadow: none;
    transform: none;
}
.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.savings-highlight {
    text-align: center;
    padding: 0.75rem;
    margin: 0.5rem 0;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-radius: var(--radius-md, 8px);
    border: 1px solid #bbf7d0;
    cursor: help;
}
[data-theme="dark"] .savings-highlight {
    background: linear-gradient(135deg, rgba(0,163,68,0.08) 0%, rgba(0,163,68,0.15) 100%);
    border-color: rgba(0,163,68,0.3);
}
.savings-highlight[data-tooltip] {
    border-bottom: none;
}
.savings-value {
    display: block;
    font-size: 1.6rem;
    font-weight: 800;
    color: #00a344;
    line-height: 1.2;
}
.savings-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.15rem;
}

.savings-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full, 999px);
    font-size: 0.82rem;
    font-weight: 700;
    color: #00a344;
    background: #dcfce7;
    border: 1px solid #bbf7d0;
    cursor: help;
}
.savings-badge[data-tooltip] {
    border-bottom: none;
}
[data-theme="dark"] .savings-badge {
    background: rgba(0,163,68,0.15);
    border-color: rgba(0,163,68,0.3);
}

.chart-loading-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255,255,255,0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: var(--radius-md, 6px);
}
[data-theme="dark"] .chart-loading-overlay {
    background: rgba(13,17,23,0.85);
}
.spinner-ring {
    width: 36px;
    height: 36px;
    border: 3px solid var(--color-border, #d4e5b8);
    border-top-color: var(--color-primary, #5A791E);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-inline {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--color-border, #d4e5b8);
    border-top-color: var(--color-primary, #5A791E);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

.savings-banner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    padding: 0.85rem 1.25rem;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-radius: var(--radius-md, 8px);
    border: 1px solid #bbf7d0;
    cursor: help;
}
.savings-banner[data-tooltip] {
    border: 1px solid #bbf7d0;
    border-bottom: 1px solid #bbf7d0;
}
.savings-banner-gen[data-tooltip] {
    border: 1px solid #fde68a;
    border-bottom: 1px solid #fde68a;
}
[data-theme="dark"] .chart-loading-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255,255,255,0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: var(--radius-md, 6px);
}
[data-theme="dark"] .chart-loading-overlay {
    background: rgba(13,17,23,0.85);
}
.spinner-ring {
    width: 36px;
    height: 36px;
    border: 3px solid var(--color-border, #d4e5b8);
    border-top-color: var(--color-primary, #5A791E);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-inline {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--color-border, #d4e5b8);
    border-top-color: var(--color-primary, #5A791E);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

.savings-banner {
    background: linear-gradient(135deg, rgba(0,163,68,0.06) 0%, rgba(0,163,68,0.14) 100%);
    border-color: rgba(0,163,68,0.25);
}
.savings-banner-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: #166534;
}
[data-theme="dark"] .savings-banner-label {
    color: #86efac;
}
.savings-banner-value {
    font-size: 1.4rem;
    font-weight: 800;
    color: #00a344;
}

.savings-banner-gen {
    background: linear-gradient(135deg, #fffbf0 0%, #fef3c7 100%);
    border-color: #fde68a;
}
.savings-banner-gen .savings-banner-label {
    color: #92400e;
}
.savings-banner-gen .savings-banner-value {
    color: #f59e0b;
}
[data-theme="dark"] .savings-banner-gen {
    background: linear-gradient(135deg, rgba(245,158,11,0.06) 0%, rgba(245,158,11,0.14) 100%);
    border-color: rgba(245,158,11,0.25);
}
[data-theme="dark"] .savings-banner-gen .savings-banner-label {
    color: #fcd34d;
}

.portal-modal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}
.portal-modal-backdrop {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.4);
}
.portal-modal-content {
    position: relative;
    background: var(--color-surface, #fff);
    border-radius: var(--radius-lg, 12px);
    width: 90%;
    max-width: 480px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
    max-height: 90vh;
    overflow-y: auto;
}
.portal-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
}
.portal-modal-header h3 { margin: 0; font-size: 1.1rem; }
.portal-modal-close {
    background: none; border: none; font-size: 1.5rem;
    cursor: pointer; color: var(--color-text-muted);
    line-height: 1; padding: 0;
}
.portal-modal-body { padding: 1.5rem; }
.portal-modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--color-border);
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

.bank-iban-info {
    margin-top: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md, 6px);
    font-size: 0.85rem;
    background: var(--color-bg-alt, #f0fdf4);
    border: 1px solid var(--color-border);
}
.bank-iban-valid {
    background: #dcfce7;
    border-color: #bbf7d0;
    color: #166534;
}
.bank-iban-validating {
    color: var(--color-text-muted);
    font-style: italic;
}

.glass-input,
.glass-input:is(select),
.glass-input:is(input) {
    padding: 0.45rem 0.65rem;
    border: 1px solid var(--color-border, #d4e5b8);
    border-radius: var(--radius-md, 6px);
    font-size: 0.85rem;
    background: var(--color-surface, #fff);
    color: var(--color-text);
    appearance: none;
    -webkit-appearance: none;
}
select.glass-input {
    padding-right: 2rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.6rem center;
    cursor: pointer;
}
.glass-input:focus {
    outline: none;
    border-color: var(--color-primary, #5A791E);
    box-shadow: 0 0 0 2px rgba(90,121,30,0.15);
}

.chart-period {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-align: center;
    margin: -0.5rem 0 -0.25rem;
}

.chart-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}
.chart-card-header .card-title,
.chart-card-header .chart-title {
    margin-bottom: 0;
}

.chart-toggle {
    display: inline-flex;
    border: 1px solid var(--color-border, #d4e5b8);
    border-radius: var(--radius-md, 8px);
    overflow: hidden;
}
.chart-toggle-btn {
    padding: 0.3rem 0.75rem;
    font-size: 0.8rem;
    border: none;
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}
.chart-toggle-btn.active {
    background: var(--color-primary, #5A791E);
    color: #fff;
}
.chart-toggle-btn:hover:not(.active) {
    background: var(--color-border, #d4e5b8);
}

/* ========================================
   Charts
   ======================================== */
.charts-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}
.chart-card {
    margin-bottom: 1.5rem;
    background: var(--color-surface, #fff);
    border: 1px solid var(--color-border, #d4e5b8);
    border-radius: var(--radius-lg, 12px);
    padding: 1.5rem;
}
.chart-container {
    position: relative;
    width: 100%;
}
.chart-container-donut {
    height: 520px;
}
.chart-container-bar {
    height: 560px;
}
.chart-container-large {
    height: 350px;
}
.chart-explanation {
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 0.75rem;
    line-height: 1.4;
}

/* ========================================
   Metering Point Cards
   ======================================== */
.mp-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}
.mp-card {
    background: var(--color-surface, #fff);
    border: 1px solid var(--color-border, #d4e5b8);
    border-radius: var(--radius-lg, 12px);
    padding: 1.25rem;
    transition: box-shadow 0.2s;
}
.mp-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}
.mp-card-header {
    margin-bottom: 0.75rem;
}
.mp-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full, 999px);
    font-size: 0.8rem;
    font-weight: 600;
}
.mp-badge-cons { background: #dbeafe; color: #1e40af; }
.mp-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.mp-badge-tf {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full, 999px);
    font-size: 0.78rem;
    font-weight: 700;
    background: var(--color-bg-alt, #f0fdf4);
    color: var(--color-primary-500, #6ca52a);
    cursor: help;
}
.mp-badge-tf[data-tooltip] {
    border: 1px solid var(--color-border, #d4e5b8);
    border-bottom: 1px solid var(--color-border, #d4e5b8);
}
.mp-badge-gen { background: #ffedd5; color: #9a3412; }
[data-theme="dark"] .mp-badge-cons { background: #1e3a5f; color: #93c5fd; }
[data-theme="dark"] .mp-badge-gen { background: #451a03; color: #fed7aa; }
.mp-card-top {
    margin-bottom: 0.5rem;
}
.mp-card-top-gen {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.15rem 1rem;
    align-items: baseline;
}
.mp-card-spec {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    text-align: right;
}
.mp-card-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-text);
}
.mp-card-zp-full {
    margin-top: 0.25rem;
}
.mp-zp-copy {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    background: var(--color-bg-alt, #f0fdf4);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    word-break: break-all;
}
.mp-zp-copy:hover {
    background: var(--color-primary-100, #d4e5b8);
    color: var(--color-text);
}
.mp-zp-copy.copied::after {
    content: 'Kopiert!';
    position: absolute;
    right: -4rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.7rem;
    color: var(--color-primary-500, #6ca52a);
    font-weight: 600;
    animation: fadeOut 1.5s forwards;
}
@keyframes fadeOut {
    0%, 70% { opacity: 1; }
    100% { opacity: 0; }
}

.mp-card-meta {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.15rem 1rem;
}
.mp-card-address {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}
.mp-card-address::before {
    content: '\1F4CD';
    font-size: 0.75rem;
}
.mp-card-sync {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    font-size: 0.7rem;
    color: var(--color-text-muted);
    margin-top: 0.35rem;
}
.mp-card-sync span[data-tooltip] {
    border-bottom: none;
    cursor: help;
}

.mp-card-anlage {
    font-size: 0.82rem;
}
.mp-card-max-tf {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

/* Membership Subcards */
.mp-card-memberships {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}
.mp-membership-card {
    border: 1px solid var(--color-border, #d4e5b8);
    border-radius: var(--radius-md, 8px);
    padding: 0.65rem 0.85rem;
    background: var(--color-bg-alt, #f9fdf5);
}
.mp-membership-cons.mp-membership-lokal {
    border-left: 3px solid #00a344;
    background: #f0faf3;
}
.mp-membership-cons.mp-membership-regional {
    border-left: 3px solid #0090ff;
    background: #f0f7ff;
}
.mp-membership-gen.mp-membership-lokal {
    border-left: 3px solid #f59e0b;
    background: #fffbf0;
}
.mp-membership-gen.mp-membership-regional {
    border-left: 3px solid #e04e1a;
    background: #fff5f2;
}
[data-theme="dark"] .mp-membership-cons.mp-membership-lokal { background: rgba(0,163,68,0.08); }
[data-theme="dark"] .mp-membership-cons.mp-membership-regional { background: rgba(0,144,255,0.08); }
[data-theme="dark"] .mp-membership-gen.mp-membership-lokal { background: rgba(245,158,11,0.08); }
[data-theme="dark"] .mp-membership-gen.mp-membership-regional { background: rgba(224,78,26,0.08); }
.mp-membership-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.3rem;
}
.mp-membership-type {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.mp-membership-cons.mp-membership-lokal .mp-membership-type { color: #00a344; }
.mp-membership-cons.mp-membership-regional .mp-membership-type { color: #0090ff; }
.mp-membership-gen.mp-membership-lokal .mp-membership-type { color: #f59e0b; }
.mp-membership-gen.mp-membership-regional .mp-membership-type { color: #e04e1a; }

.mp-membership-status {
    font-size: 0.7rem;
    padding: 0.1rem 0.45rem;
    border-radius: var(--radius-full, 999px);
    font-weight: 500;
}
.mp-status-active { background: #dcfce7; color: #166534; }
.mp-status-registered { background: #dbeafe; color: #1e40af; }
.mp-status-pending { background: #fef3c7; color: #92400e; }
.mp-status-waiting_netzbetreiber,
.mp-status-waiting_customer { background: #fef3c7; color: #92400e; }
.mp-status-customer_approved { background: #dbeafe; color: #1e40af; }
[data-theme="dark"] .mp-status-active { background: #14532d; color: #86efac; }
[data-theme="dark"] .mp-status-registered { background: #1e3a5f; color: #93c5fd; }
[data-theme="dark"] .mp-status-pending,
[data-theme="dark"] .mp-status-waiting_netzbetreiber,
[data-theme="dark"] .mp-status-waiting_customer { background: #451a03; color: #fcd34d; }
.mp-status-none { background: #f3f4f6; color: #6b7280; }
.mp-status-rejected { background: #fef2f2; color: #dc2626; }
.mp-status-inactive { background: #f3f4f6; color: #9ca3af; }
.mp-status-nb_missing { background: #fef3c7; color: #92400e; }
.mp-status-deregistered { background: #f3f4f6; color: #9ca3af; }
.mp-status-deregistering { background: #fef3c7; color: #92400e; }
[data-theme="dark"] .mp-status-none { background: #374151; color: #9ca3af; }
[data-theme="dark"] .mp-status-rejected { background: #450a0a; color: #fca5a5; }
[data-theme="dark"] .mp-status-inactive { background: #374151; color: #6b7280; }
[data-theme="dark"] .mp-status-nb_missing { background: #451a03; color: #fcd34d; }
[data-theme="dark"] .mp-status-deregistered { background: #374151; color: #6b7280; }
[data-theme="dark"] .mp-status-deregistering { background: #451a03; color: #fcd34d; }
[data-theme="dark"] .mp-membership-card { background: var(--color-surface, #0d1117); }

.mp-membership-name {
    font-size: 0.82rem;
    color: var(--color-text);
    margin-bottom: 0.4rem;
}

/* Participation Factor Bar */
.mp-card-pf {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.78rem;
}
.mp-card-pf[data-tooltip] {
    border-bottom: none;
    cursor: help;
}
.mp-pf-label {
    color: var(--color-text-muted);
    white-space: nowrap;
}
.pf-bar-container {
    flex: 1;
    height: 10px;
    background: var(--color-border, #e5e7eb);
    border-radius: 5px;
    overflow: hidden;
}
.pf-bar {
    height: 100%;
    background: var(--color-primary-500, #6ca52a);
    border-radius: 5px;
    transition: width 0.4s ease;
}
.mp-pf-value {
    font-weight: 600;
    color: var(--color-primary-500, #6ca52a);
    min-width: 35px;
    text-align: right;
}

/* ========================================
   Invoice List (Dashboard compact)
   ======================================== */
.invoice-list {
    display: flex;
    flex-direction: column;
}
.invoice-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
    gap: 1rem;
}
.invoice-row:last-child { border-bottom: none; }
.invoice-row-link {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    transition: background 0.15s ease;
    margin: 0 -1rem;
    padding: 0.75rem 1rem !important;
    border-radius: var(--radius-md, 6px);
}
.invoice-row-link:hover {
    background: var(--color-bg-alt, #f0fdf4);
}
.invoice-community-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-full, 999px);
    white-space: nowrap;
    align-self: center;
}
.invoice-community-badge.badge-lokal {
    background: #dcfce7;
    color: #166534;
}
.invoice-community-badge.badge-regional {
    background: #dbeafe;
    color: #1e40af;
}
[data-theme="dark"] .invoice-community-badge.badge-lokal { background: #14532d; color: #86efac; }
[data-theme="dark"] .invoice-community-badge.badge-regional { background: #1e3a5f; color: #93c5fd; }
/* Erzeuger-Varianten (EEG-Farbschema CLAUDE.md) */
.invoice-community-badge.badge-gen-lokal {
    background: #fef3c7;
    color: #92400e;
}
.invoice-community-badge.badge-gen-regional {
    background: #fee2e2;
    color: #991b1b;
}
[data-theme="dark"] .invoice-community-badge.badge-gen-lokal { background: #78350f; color: #fbbf24; }
[data-theme="dark"] .invoice-community-badge.badge-gen-regional { background: #7f1d1d; color: #f87171; }

.belege-group {
    padding: 0;
    overflow: hidden;
}
.belege-group-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    cursor: pointer;
    transition: background 0.15s ease;
    gap: 1rem;
}
.belege-group-header:hover {
    background: var(--color-bg-alt, #f0fdf4);
}
.belege-group-pending .belege-group-icon {
    opacity: 0.5;
}
.belege-group-pending:hover {
    background: transparent;
}
.belege-group-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 0;
}
.belege-group-left > div {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 0;
}
.belege-group-left .text-sm {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.belege-group-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}
.belege-group-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}
.belege-group-amount {
    font-weight: 700;
    font-size: 1.05rem;
    white-space: nowrap;
}
.belege-group-right .btn {
    transition: all 0.2s ease;
}
.belege-group-right .btn:hover {
    background: var(--color-primary, #5A791E);
    color: #fff;
    border-color: var(--color-primary, #5A791E);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(90,121,30,0.3);
}

.belege-group-arrow {
    transition: transform 0.2s ease;
    color: var(--color-text-muted);
    font-size: 0.8rem;
}
.belege-arrow-open {
    transform: rotate(180deg);
}
.belege-invoices {
    border-top: 1px solid var(--color-border);
    transition: max-height 0.3s ease, opacity 0.2s ease;
    overflow: hidden;
}
.belege-invoices-collapsed {
    max-height: 0;
    opacity: 0;
    border-top: none;
}
.belege-invoices .data-table {
    margin: 0;
}
.belege-invoices .data-table th,
.belege-invoices .data-table td {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}
.belege-group-pending + .belege-invoices {
    max-height: none;
    opacity: 1;
    border-top: 1px solid var(--color-border);
}

@media (max-width: 768px) {
    .belege-group-left .text-sm { white-space: normal; }
    .belege-group-right { flex-wrap: wrap; }
}

.invoice-clickable {
    cursor: pointer;
    transition: background 0.15s ease;
}
.invoice-clickable:hover {
    background: var(--color-bg-alt, #f0fdf4);
}

.invoice-row-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
    flex: 1;
}
.invoice-type-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
}
.badge-invoice { background: #fee2e2; color: #991b1b; }
.badge-credit { background: #dcfce7; color: #166534; }
[data-theme="dark"] .badge-invoice { background: #450a0a; color: #fca5a5; }
[data-theme="dark"] .badge-credit { background: #14532d; color: #86efac; }
.invoice-row-details {
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.invoice-number {
    font-weight: 500;
    font-size: 0.85rem;
}
.invoice-meta {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.invoice-row-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}
.invoice-amount {
    font-weight: 600;
    font-size: 0.95rem;
    white-space: nowrap;
}

/* ========================================
   Summary Cards (Belege page)
   ======================================== */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.summary-card {
    background: var(--color-surface, #fff);
    border: 1px solid var(--color-border, #d4e5b8);
    border-radius: var(--radius-lg, 12px);
    padding: 1.25rem;
    text-align: center;
}
.summary-card-value {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
}
.summary-card-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}
.summary-card-red .summary-card-value { color: #ef4444; }
.summary-card-green .summary-card-value { color: #22c55e; }
.summary-card-neutral .summary-card-value { color: var(--color-text); }

/* ========================================
   Filter Bar
   ======================================== */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem 1.25rem;
    background: var(--color-surface, #fff);
    border: 1px solid var(--color-border, #d4e5b8);
    border-radius: var(--radius-lg, 12px);
}
.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}
.filter-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-muted);
}
.filter-select {
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md, 8px);
    font-size: 0.85rem;
    background: var(--color-surface);
    color: var(--color-text);
    min-width: 120px;
}
.filter-select:focus {
    outline: none;
    border-color: var(--color-primary-500);
}
.filter-actions {
    margin-left: auto;
}

/* ========================================
   Pagination
   ======================================== */
.pagination {
    display: flex;
    gap: 0.35rem;
    justify-content: center;
    padding-top: 1rem;
    flex-wrap: wrap;
}

/* ========================================
   Expandable Sections
   ======================================== */
.expandable {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}
.expandable.expanded {
    /* max-height set by JS */
}
.expand-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--color-primary-500, #6ca52a);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
}
.expand-trigger:hover { text-decoration: underline; }
.expand-arrow {
    display: inline-block;
    transition: transform 0.3s;
    font-size: 0.7rem;
}
.expand-trigger.expanded .expand-arrow {
    transform: rotate(180deg);
}

/* Expandable invoice rows */
.expand-row { background: var(--color-bg-alt, #f0fdf4); }
.expand-cell { padding: 1rem !important; }
.data-table-nested {
    font-size: 0.8rem;
}
.data-table-nested th {
    font-size: 0.75rem;
    padding: 0.4rem 0.5rem;
}
.data-table-nested td {
    padding: 0.4rem 0.5rem;
}
.invoice-expandable:hover {
    background: var(--color-bg-alt, #f8fdf0);
}
[data-theme="dark"] .invoice-expandable:hover {
    background: rgba(255,255,255,0.03);
}

/* ========================================
   Tooltips (CSS)
   ======================================== */
[data-tooltip] {
    cursor: help;
}
/* Tooltip popup is rendered via JS (position:fixed) to avoid overflow clipping */
.tooltip-popup {
    position: fixed;
    z-index: 9999;
    background: #1f2937;
    color: #fff;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    font-size: 0.78rem;
    font-weight: 400;
    line-height: 1.4;
    max-width: 320px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    text-transform: none;
    text-align: left;
    letter-spacing: normal;
}
.tooltip-popup.visible { opacity: 1; }
[data-theme="dark"] .tooltip-popup {
    background: #e5e7eb;
    color: #1f2937;
}

/* ========================================
   Loading Spinner
   ======================================== */
.spinner-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255,255,255,0.8);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s;
}
[data-theme="dark"] .spinner-overlay {
    background: rgba(13,17,23,0.8);
}
.spinner-overlay.active {
    opacity: 1;
    pointer-events: auto;
}
.spinner-content {
    text-align: center;
}
.spinner-ring {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: conic-gradient(
        #00a344 0%,
        #0090ff 25%,
        #f59e0b 50%,
        #e04e1a 75%,
        #00a344 100%
    );
    -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 5px), #000 calc(100% - 4.5px));
    mask: radial-gradient(farthest-side, transparent calc(100% - 5px), #000 calc(100% - 4.5px));
    animation: spinnerRotate 1.2s linear infinite;
    margin: 0 auto 1rem;
}
@keyframes spinnerRotate {
    to { transform: rotate(360deg); }
}
.spinner-msg {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    transition: opacity 0.3s;
    max-width: 320px;
    line-height: 1.4;
}

/* ========================================
   Energy Page
   ======================================== */
.energy-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}
.breadcrumb-link {
    color: var(--color-primary-500, #6ca52a);
    text-decoration: none;
    font-weight: 500;
}
.breadcrumb-link:hover { text-decoration: underline; }
.breadcrumb-sep {
    color: var(--color-text-muted);
}
.breadcrumb-current {
    color: var(--color-text);
    font-weight: 500;
}
.energy-intro {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

/* ========================================
   Profile Cards
   ======================================== */
.profile-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.profile-card {
    margin-bottom: 0;
}
.profile-card-icon {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}
.profile-grid {
    display: flex;
    flex-direction: column;
}
.profile-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
    gap: 1rem;
}
.profile-row:last-child { border-bottom: none; }
.profile-label { color: var(--color-text-muted); white-space: nowrap; }
.profile-value { font-weight: 500; text-align: right; word-break: break-all; }
.pw-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

/* ========================================
   Stat Cards (kept for compatibility)
   ======================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}
.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg, 12px);
    padding: 1.25rem;
    text-align: center;
}
.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary-500, #6ca52a);
    line-height: 1.2;
}
.stat-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}
.stat-unit { font-size: 0.9rem; font-weight: 400; }

/* ========================================
   Login Page
   ======================================== */
.login-container { max-width: 420px; margin: 4rem auto; }
.login-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl, 16px);
    padding: 2.5rem;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}
.login-logo { text-align: center; margin-bottom: 2rem; }
.login-logo img { height: 48px; }
.login-logo .logo-dark { display: none; }
[data-theme="dark"] .login-logo .logo-light { display: none; }
[data-theme="dark"] .login-logo .logo-dark { display: block; margin: 0 auto; }
.login-title { text-align: center; font-size: 1.25rem; font-weight: 600; margin-bottom: 0.5rem; }
.login-subtitle { text-align: center; color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: 2rem; }

/* ========================================
   Forms
   ======================================== */
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-size: 0.85rem; font-weight: 500; margin-bottom: 0.4rem; color: var(--color-text-secondary); }
.form-input {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md, 8px);
    font-size: 0.95rem;
    background: var(--color-surface);
    color: var(--color-text);
    transition: border-color 0.2s;
    box-sizing: border-box;
}
.form-input:focus {
    outline: none;
    border-color: var(--color-primary-500, #6ca52a);
    box-shadow: 0 0 0 3px rgba(108,165,42,0.1);
}
.form-error {
    background: var(--color-error-bg, #ffe5e5);
    color: var(--color-error, #ff3b3b);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}
.form-success {
    background: var(--color-success-bg, #d1ffe0);
    color: var(--color-success, #00a344);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}
.form-link {
    font-size: 0.85rem;
    color: var(--color-primary-500);
    text-decoration: none;
}
.form-link:hover { text-decoration: underline; }

/* ========================================
   Welcome Section
   ======================================== */
.welcome-section { margin-bottom: 2rem; }
.welcome-title { font-size: 1.5rem; font-weight: 700; color: var(--color-text); }
.welcome-subtitle { color: var(--color-text-muted); font-size: 0.95rem; margin-top: 0.25rem; }

/* ========================================
   Data Tables
   ======================================== */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.data-table th {
    text-align: left;
}
.data-table th.text-right {
    background: var(--color-surface, #1a1a2e);
    text-align: right;
}
.data-table th {
    padding: 0.6rem 0.75rem;
    border-bottom: 2px solid var(--color-border);
    font-weight: 600;
    background: var(--color-surface, #1a1a2e);
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    white-space: nowrap;
}
.data-table th[data-sort] { cursor: pointer; user-select: none; }
.data-table th[data-sort]:hover { color: var(--color-primary-500); }
.data-table th.sort-asc::after { content: ' \2191'; }
.data-table th.sort-desc::after { content: ' \2193'; }
.data-table td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--color-border);
}
.data-table tr:last-child td { border-bottom: none; }

/* ========================================
   Badges
   ======================================== */
.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full, 999px);
    font-size: 0.75rem;
    font-weight: 500;
}
.badge-green { background: #dcfce7; color: #166534; }
.badge-blue { background: #dbeafe; color: #1e40af; }
.badge-orange { background: #ffedd5; color: #9a3412; }
.badge-gray { background: #f3f4f6; color: #4b5563; }
[data-theme="dark"] .badge-green { background: #14532d; color: #86efac; }
[data-theme="dark"] .badge-blue { background: #1e3a5f; color: #93c5fd; }
[data-theme="dark"] .badge-orange { background: #451a03; color: #fed7aa; }

/* ========================================
   Section Headers
   ======================================== */
.section-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ========================================
   Info Grid (kept for compatibility)
   ======================================== */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 0.75rem;
}
.info-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}
.info-label { color: var(--color-text-muted); }
.info-value { font-weight: 500; }

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    .portal-header-inner { padding: 0.5rem 1rem; }
    .portal-nav-desktop { display: none; }
    .hamburger { display: flex; }
    .portal-user-name { display: none; }
    .portal-header-actions .glass-btn { display: none; }
    .portal-main { padding: 1rem; }
    .portal-footer-inner { flex-direction: column; gap: 0.5rem; text-align: center; }
    .charts-row { grid-template-columns: 1fr; }
    .chart-container-donut { height: 400px; }
    .chart-container-bar { height: 400px; }
    .chart-container-large { height: 280px; }
    .mp-cards { grid-template-columns: 1fr; }
    .mp-card-memberships { grid-template-columns: 1fr; }
    .summary-cards { grid-template-columns: 1fr; }
    .filter-bar { flex-direction: column; align-items: stretch; }
    .filter-actions { margin-left: 0; }
    .profile-cards { grid-template-columns: 1fr; }
    .login-card { padding: 1.5rem; }
    .invoice-row { flex-wrap: nowrap; gap: 0.5rem; }
    .data-table { font-size: 0.78rem; }
    .data-table th, .data-table td { padding: 0.4rem 0.5rem; }
    [data-tooltip]::after { max-width: 200px; left: 0; transform: none; }
}

/* ========================================
   Text Helpers
   ======================================== */
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted, #55752a); }
.text-success { color: var(--color-success, #00a344); }
.text-sm { font-size: 0.8rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }

/* ========================================
   Glass Buttons (from public website)
   ======================================== */
.glass-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2, 0.5rem);
    padding: var(--spacing-2, 0.5rem) var(--spacing-4, 0.875rem);
    border-radius: var(--radius-lg, 12px);
    font-size: var(--font-sm, 0.875rem);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}
.glass-btn-primary {
    color: white;
    background: linear-gradient(135deg, var(--color-primary-500, #6ca52a) 0%, var(--color-primary-600, #55752a) 100%);
    box-shadow: 0 2px 10px rgba(74, 124, 44, 0.3);
}
.glass-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(74, 124, 44, 0.4);
    color: white;
}

/* ========================================
   Nav Links (glass-header style)
   ======================================== */
.glass-header-link {
    position: relative;
    padding: var(--spacing-2, 0.5rem) var(--spacing-3, 0.75rem);
    color: var(--color-text-secondary, #3d5a1f);
    text-decoration: none;
    font-size: var(--font-sm, 0.875rem);
    font-weight: 500;
    border-radius: var(--radius-md, 8px);
    transition: all 0.2s;
}
.glass-header-link:hover {
    color: var(--color-primary-600, #55752a);
    background: var(--color-primary-50, #f0fdf4);
}
.glass-header-link.active {
    color: var(--color-primary-600, #55752a);
}
.glass-header-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--color-primary-500, #6ca52a);
    transition: width 0.2s;
    border-radius: 1px;
}
.glass-header-link:hover::after { width: 60%; }
.glass-header-link.active::after { width: 60%; }
[data-theme="dark"] .glass-header-link {
    color: var(--color-text-secondary, #8b949e);
}
[data-theme="dark"] .glass-header-link:hover {
    color: var(--color-primary-400, #82b63b);
    background: rgba(255,255,255,0.05);
}
[data-theme="dark"] .glass-header-link.active {
    color: var(--color-primary-400, #82b63b);
}

/* IBAN cursor */
[data-iban] { cursor: pointer; }

/* ========================================
   Energy Analysis Page
   ======================================== */

/* Period Selector */
.energy-period-selector {
    margin-bottom: 1.5rem;
}
.period-selector-inner {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.period-label {
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
}
.period-buttons {
    display: flex;
    gap: 0.25rem;
    flex-wrap: wrap;
}
.period-btn {
    padding: 0.4rem 0.8rem;
    border: 1px solid var(--color-border, #d4e5b8);
    background: var(--color-surface, #fff);
    color: var(--color-text, #1f2937);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
}
.period-btn:hover {
    border-color: var(--color-primary, #6ca52a);
    background: rgba(108,165,42,0.08);
}
.period-btn.active {
    background: var(--color-primary, #6ca52a);
    color: #fff;
    border-color: var(--color-primary, #6ca52a);
}
[data-theme="dark"] .period-btn {
    background: var(--color-surface, #161b22);
    border-color: var(--color-border, #30363d);
    color: var(--color-text, #c9d1d9);
}
[data-theme="dark"] .period-btn.active {
    background: var(--color-primary, #6ca52a);
    color: #fff;
}
.period-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.period-nav-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--color-border, #d4e5b8);
    background: var(--color-surface, #fff);
    color: var(--color-text, #1f2937);
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}
.period-nav-btn:hover {
    border-color: var(--color-primary, #6ca52a);
    background: rgba(108,165,42,0.08);
}
[data-theme="dark"] .period-nav-btn {
    background: var(--color-surface, #161b22);
    border-color: var(--color-border, #30363d);
    color: var(--color-text, #c9d1d9);
}
.period-display {
    font-weight: 600;
    font-size: 0.95rem;
    min-width: 140px;
    text-align: center;
}
.period-custom {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.period-custom input[type="date"] {
    max-width: 160px;
}

/* Section titles */
.energy-section > .chart-card,
.energy-section > .card {
    margin-bottom: 1.5rem;
}
.energy-section > .chart-card:last-child,
.energy-section > .card:last-child {
    margin-bottom: 0;
}
.energy-section {
    margin-bottom: 2rem;
}
.section-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--color-primary, #6ca52a);
    color: var(--color-text, #1f2937);
}
.chart-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 0.75rem 0;
    color: var(--color-text, #1f2937);
}
.chart-subtitle {
    font-size: 0.85rem;
    color: var(--color-text-secondary, #6b7280);
    margin: -0.5rem 0 0.75rem 0;
}

/* KPI Grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}
.kpi-card {
    background: var(--color-surface, #fff);
    border: 1px solid var(--color-border, #d4e5b8);
    border-radius: 12px;
    padding: 1.25rem;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}
.kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}
[data-theme="dark"] .kpi-card {
    background: var(--color-surface, #161b22);
    border-color: var(--color-border, #30363d);
}
.kpi-card-gen {
    border-color: #f59e0b;
}
[data-theme="dark"] .kpi-card-gen {
    border-color: #9c6500;
}
.kpi-icon {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}
.kpi-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-text, #1f2937);
    font-variant-numeric: tabular-nums;
    margin-bottom: 0.25rem;
}
.kpi-label {
    font-size: 0.8rem;
    color: var(--color-text-secondary, #6b7280);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Donut comparison */
.donut-comparison {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}
.donut-comparison-2 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 900px;
    margin: 0 auto;
}
.donut-item {
    text-align: center;
}
.donut-item h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: var(--color-text-secondary, #6b7280);
}
.donut-wrap {
    position: relative;
    max-width: 420px;
    margin: 0 auto;
    aspect-ratio: 1;
    overflow: visible;
}
.donut-empty {
    font-size: 0.85rem;
    padding: 2rem;
}

/* Chart containers */
.chart-container-medium {
    height: 300px;
}

/* Heatmap */
.heatmap-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.heatmap-table {
    border-collapse: collapse;
    font-size: 0.75rem;
    width: 100%;
    min-width: 600px;
}
.heatmap-table th {
    padding: 4px 6px;
    font-weight: 600;
    color: var(--color-text-secondary, #6b7280);
    font-size: 0.7rem;
    text-align: center;
}
.heatmap-table th:first-child {
    text-align: right;
    padding-right: 8px;
    min-width: 30px;
}
.heatmap-cell {
    text-align: center;
    padding: 4px 2px;
    min-width: 28px;
    border-radius: 3px;
    font-variant-numeric: tabular-nums;
    font-size: 0.65rem;
    transition: transform 0.15s;
    cursor: default;
}
.heatmap-cell:hover {
    transform: scale(1.15);
    z-index: 1;
    position: relative;
}
.heatmap-legend {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 0.75rem;
    font-size: 0.75rem;
    color: var(--color-text-secondary, #6b7280);
}
.heatmap-legend-bar {
    width: 120px;
    height: 10px;
    border-radius: 5px;
    background: linear-gradient(to right, rgba(0,163,68,0.15), rgba(0,80,0,1));
}

/* Raw data controls */
.raw-controls {
    display: flex;
    align-items: end;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}
.raw-control-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.raw-control-group label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-secondary, #6b7280);
}
.raw-control-group select,
.raw-control-group input[type="date"] {
    min-width: 160px;
}
.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
}

/* Quality badge */
.quality-badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}
.quality-good {
    background: rgba(0,163,68,0.12);
    color: #00a344;
}
.quality-ok {
    background: rgba(245,158,11,0.12);
    color: #b45309;
}
.quality-bad {
    background: rgba(239,68,68,0.12);
    color: #dc2626;
}
[data-theme="dark"] .quality-good { background: rgba(0,163,68,0.2); }
[data-theme="dark"] .quality-ok { background: rgba(245,158,11,0.2); }
[data-theme="dark"] .quality-bad { background: rgba(239,68,68,0.2); }

/* Inline badges */
.badge {
    display: inline-block;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 700;
}
.badge-green { background: rgba(0,163,68,0.15); color: #00a344; }
.badge-yellow { background: rgba(245,158,11,0.15); color: #b45309; }
.badge-red { background: rgba(239,68,68,0.15); color: #dc2626; }

/* Table utilities */
.table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.total-row td, .total-row th {
    border-top: 2px solid var(--color-border, #d4e5b8);
    padding-top: 0.75rem !important;
}
.text-nowrap { white-space: nowrap; }
.text-small { font-size: 0.8rem; }

/* Responsive */
@media (max-width: 900px) {
    .donut-comparison {
        grid-template-columns: repeat(2, 1fr);
    }
    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 600px) {
    .donut-comparison {
        grid-template-columns: 1fr;
    }
    .kpi-grid {
        grid-template-columns: 1fr;
    }
    .period-selector-inner {
        flex-direction: column;
        align-items: stretch;
    }
    .period-buttons {
        justify-content: center;
    }
    .period-nav {
        justify-content: center;
    }
    .raw-controls {
        flex-direction: column;
        align-items: stretch;
    }
}

/* ========================================
   Energy Page - Card Selection View
   ======================================== */
.energy-select-header {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1.5rem 0 0;
}
.energy-select-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-text, #1f2937);
    margin: 0 0 0.5rem;
}
.energy-select-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-secondary, #6b7280);
    margin: 0 0 0.5rem;
}
.energy-select-hint {
    font-size: 0.85rem;
    color: var(--color-text-muted, #9ca3af);
    margin: 0;
    font-style: italic;
}
.energy-mp-cards {
    cursor: default;
}
.energy-mp-select-card {
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.energy-mp-select-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}
.energy-mp-select-card:active {
    transform: translateY(-1px);
}
.mp-badge-all {
    background: linear-gradient(135deg, #dbeafe, #d1fae5);
    color: #065f46;
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    font-weight: 600;
}
[data-theme="dark"] .mp-badge-all {
    background: linear-gradient(135deg, #1e3a5f, #064e3b);
    color: #6ee7b7;
}
.mp-card-top-all {
    border-left: 3px solid #059669;
}

/* ========================================
   Energy Page - Back Bar
   ======================================== */
.energy-back-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 0.5rem 0;
}
.energy-back-btn {
    flex-shrink: 0;
}
.energy-current-mp {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text, #1f2937);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ========================================
   Energy Page - Progress Bar
   ======================================== */
.energy-progress-container {
    width: 100%;
    height: 8px;
    background: var(--color-border, #e5e7eb);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.75rem;
}
.energy-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #00a344, #0090ff);
    border-radius: 4px;
    transition: width 0.4s ease;
}
.energy-progress-text {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-secondary, #6b7280);
    margin: 0;
    font-weight: 500;
}
#energy-progress {
    max-width: 500px;
    margin: 3rem auto;
    padding: 1.5rem;
}

@media (max-width: 600px) {
    .energy-back-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}

/* Energy Progress Overlay */
.energy-progress-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.92);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}
[data-theme="dark"] .energy-progress-overlay {
    background: rgba(13,17,23,0.92);
}
.energy-progress-overlay-content {
    text-align: center;
    max-width: 400px;
    width: 90%;
}
.energy-progress-overlay-content .spinner-ring {
    margin: 0 auto 1.5rem;
}
.energy-progress-overlay .energy-progress-container {
    margin: 1rem 0 0.75rem;
}
.energy-progress-overlay .energy-progress-text {
    font-size: 1rem;
    color: #374151;
    margin: 0;
}
[data-theme="dark"] .energy-progress-overlay .energy-progress-text {
    color: #c9d1d9;
}
.energy-progress-pct {
    font-size: 2rem;
    font-weight: 700;
    color: #00a344;
    margin: 0.5rem 0 0;
}

/* Active metering point card */
.mp-card-active {
    border: 3px solid #00a344 !important;
    box-shadow: 0 0 0 3px rgba(0,163,68,0.15), 0 4px 12px rgba(0,0,0,0.1) !important;
    transform: none !important;
}
.mp-card-active .mp-badge-gen ~ .mp-card-top {
    border-color: #f59e0b;
}
.mp-card-active:has(.mp-badge-gen) {
    border-color: #f59e0b !important;
    box-shadow: 0 0 0 3px rgba(245,158,11,0.15), 0 4px 12px rgba(0,0,0,0.1) !important;
}

/* Funny message in progress overlay */
.energy-progress-funny {
    font-size: 0.9rem;
    color: #6b7280;
    margin-top: 1.5rem;
    font-style: italic;
    transition: opacity 0.3s ease;
    min-height: 1.5em;
}
[data-theme="dark"] .energy-progress-funny {
    color: #8b949e;
}

/* Fix donut tooltip clipping */
.donut-comparison, .donut-item, .chart-card { overflow: visible; }


/* ==========================================
   Chart Drill-Down Breadcrumbs
   ========================================== */
.chart-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    margin-bottom: 8px;
    background: var(--color-surface-alt, rgba(0,0,0,0.03));
    border-radius: 8px;
    font-size: 14px;
    flex-wrap: wrap;
}
[data-theme="dark"] .chart-breadcrumb {
    background: rgba(255,255,255,0.04);
}
.breadcrumb-link {
    color: var(--color-primary, #6ca52a);
    cursor: pointer;
    text-decoration: none;
}
.breadcrumb-link:hover {
    text-decoration: underline;
}
.breadcrumb-sep {
    color: var(--color-text-muted, #6b7280);
    font-size: 12px;
}
.breadcrumb-current {
    font-weight: 600;
    color: var(--color-text, #1f2937);
}
[data-theme="dark"] .breadcrumb-current {
    color: #c9d1d9;
}

/* ==========================================
   Accordion Detail Tables
   ========================================== */
.data-table-accordion .accordion-row {
    cursor: pointer;
    transition: background 0.15s;
}
.data-table-accordion .accordion-row:hover {
    background: rgba(108, 165, 42, 0.06);
}
[data-theme="dark"] .data-table-accordion .accordion-row:hover {
    background: rgba(108, 165, 42, 0.1);
}
.data-table-accordion .accordion-row.accordion-open {
    background: rgba(108, 165, 42, 0.08);
    font-weight: 600;
}
[data-theme="dark"] .data-table-accordion .accordion-row.accordion-open {
    background: rgba(108, 165, 42, 0.12);
}
.accordion-arrow {
    display: inline-block;
    font-size: 10px;
    width: 14px;
    text-align: center;
    transition: transform 0.2s;
    color: var(--color-text-muted, #6b7280);
}
.accordion-open .accordion-arrow {
    color: var(--color-primary, #6ca52a);
}

/* Sub-rows (expanded detail) */
.sub-row {
    background: rgba(108, 165, 42, 0.03);
    font-size: 0.9em;
}
[data-theme="dark"] .sub-row {
    background: rgba(108, 165, 42, 0.05);
}
.sub-row td {
    padding-top: 4px !important;
    padding-bottom: 4px !important;
    border-bottom: 1px solid rgba(0,0,0,0.04);
}
[data-theme="dark"] .sub-row td {
    border-bottom-color: rgba(255,255,255,0.04);
}
.sub-row-time {
    padding-left: 28px !important;
    color: var(--color-text-muted, #6b7280);
    font-variant-numeric: tabular-nums;
}
.sub-row-loading td {
    padding: 12px !important;
    font-style: italic;
}

/* Day navigation in breadcrumb */
.breadcrumb-nav {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.breadcrumb-nav-btn {
    background: none;
    border: 1px solid var(--color-border, #d4e5b8);
    border-radius: 6px;
    cursor: pointer;
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1;
    padding: 2px 10px;
    color: var(--color-text, #1f2937);
    transition: background 0.15s, border-color 0.15s;
}
.breadcrumb-nav-btn:hover:not(:disabled) {
    background: var(--color-primary-50, #f0f7e6);
    border-color: var(--color-primary-500, #6ca52a);
}
.breadcrumb-nav-btn:disabled {
    opacity: 0.3;
    cursor: default;
}

/* Wiener Netze Warnmeldung */
.wn-warning-banner {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    background: #fef2f2;
    border: 1px solid #fca5a5;
    border-left: 4px solid #dc2626;
    border-radius: 8px;
    padding: 16px 20px;
    margin-bottom: 24px;
}
.wn-warning-icon {
    font-size: 24px;
    color: #dc2626;
    flex-shrink: 0;
    line-height: 1;
}
.wn-warning-content {
    font-size: 14px;
    color: #7f1d1d;
    line-height: 1.5;
}
.wn-warning-content strong {
    display: block;
    font-size: 15px;
    margin-bottom: 6px;
    color: #991b1b;
}
.wn-warning-content p {
    margin: 0 0 8px 0;
}
[data-theme="dark"] .wn-warning-banner {
    background: #450a0a;
    border-color: #991b1b;
}
[data-theme="dark"] .wn-warning-content {
    color: #fecaca;
}
[data-theme="dark"] .wn-warning-content strong {
    color: #fca5a5;
}
[data-theme="dark"] .wn-warning-icon {
    color: #f87171;
}

/* ---------- Energiedaten Quality Info Box ---------- */
.quality-info-box {
    background: rgba(100, 116, 139, 0.08);
    border: 1px solid rgba(100, 116, 139, 0.2);
    border-left: 4px solid #64748b;
    border-radius: 8px;
    padding: 14px 18px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: #334155;
}
[data-theme="dark"] .quality-info-box {
    background: rgba(148, 163, 184, 0.08);
    border-color: rgba(148, 163, 184, 0.15);
    color: #cbd5e1;
}
.quality-info-header {
    font-weight: 700;
    margin-bottom: 8px;
    font-size: 0.95rem;
}
.quality-info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.quality-info-list li {
    padding: 3px 0;
    line-height: 1.5;
}
/* EEG-Farbschema: direction x eeg_type (CLAUDE.md) */
.quality-type-cons-lokal    { color: #00a344; } /* Verbrauch Lokal: Gruen */
.quality-type-cons-regional { color: #0090ff; } /* Verbrauch Regional: Blau */
.quality-type-gen-lokal     { color: #f59e0b; } /* Erzeugung Lokal: Orange */
.quality-type-gen-regional  { color: #e04e1a; } /* Erzeugung Regional: Rot */
[data-theme="dark"] .quality-type-cons-lokal    { color: #4ade80; }
[data-theme="dark"] .quality-type-cons-regional { color: #60a5fa; }
[data-theme="dark"] .quality-type-gen-lokal     { color: #fbbf24; }
[data-theme="dark"] .quality-type-gen-regional  { color: #f87171; }
.quality-info-footer {
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px solid rgba(100, 116, 139, 0.15);
    font-size: 0.82rem;
    color: #64748b;
    font-style: italic;
}
[data-theme="dark"] .quality-info-footer {
    color: #94a3b8;
    border-top-color: rgba(148, 163, 184, 0.1);
}