/* EK4YOU Design System – Komponenten (Bootstrap-kompatible Klassennamen) */
@layer components {

  /* ================= Buttons ================= */
  .btn {
    --btn-bg: var(--ds-surface); --btn-color: var(--ds-text); --btn-border: var(--ds-border-strong);
    --btn-hover-bg: var(--ds-surface-hover); --btn-hover-color: var(--ds-text); --btn-hover-border: var(--ds-border-strong);
    --btn-py: .5rem; --btn-px: .95rem; --btn-fs: var(--ds-text-base); --btn-radius: var(--ds-radius-sm);
    display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
    padding: var(--btn-py) var(--btn-px); font-size: var(--btn-fs); font-weight: 550; line-height: 1.35;
    color: var(--btn-color); background: var(--btn-bg); border: 1px solid var(--btn-border);
    border-radius: var(--btn-radius); text-align: center; text-decoration: none; vertical-align: middle;
    user-select: none; cursor: pointer; white-space: nowrap; min-height: 2.35rem;
    transition: background-color var(--ds-dur-fast) var(--ds-ease), border-color var(--ds-dur-fast) var(--ds-ease),
      color var(--ds-dur-fast) var(--ds-ease), box-shadow var(--ds-dur-fast) var(--ds-ease), transform var(--ds-dur-fast) var(--ds-ease);
  }
  .btn:hover { color: var(--btn-hover-color); background: var(--btn-hover-bg); border-color: var(--btn-hover-border); text-decoration: none; }
  .btn:active { transform: translateY(1px); }
  .btn:focus-visible { outline: 0; box-shadow: 0 0 0 3px var(--ds-focus); }
  .btn:disabled, .btn.disabled, fieldset:disabled .btn { opacity: .5; pointer-events: none; }
  .btn-sm { --btn-py: .25rem; --btn-px: .6rem; --btn-fs: var(--ds-text-sm); --btn-radius: var(--ds-radius-xs); min-height: 1.95rem; }
  .btn-lg { --btn-py: .7rem; --btn-px: 1.3rem; --btn-fs: var(--ds-text-lg); --btn-radius: var(--ds-radius); min-height: 2.9rem; }
  .btn-link { --btn-bg: transparent; --btn-border: transparent; --btn-hover-bg: transparent; --btn-hover-border: transparent; --btn-color: var(--ds-accent); --btn-hover-color: var(--ds-accent-hover); }
  .btn-link:hover { text-decoration: underline; }

  /* Solide Varianten */
  .btn-primary   { --btn-bg: var(--ds-accent-fill); --btn-border: var(--ds-accent-fill); --btn-color: var(--ds-accent-text); --btn-hover-bg: var(--ds-accent-hover); --btn-hover-border: var(--ds-accent-hover); --btn-hover-color: var(--ds-accent-text); box-shadow: var(--ds-shadow-xs); }
  .btn-secondary { --btn-bg: var(--ds-surface-3); --btn-border: var(--ds-border); --btn-color: var(--ds-text); --btn-hover-bg: var(--ds-border); --btn-hover-border: var(--ds-border-strong); }
  .btn-success   { --btn-bg: var(--ds-success); --btn-border: var(--ds-success); --btn-color: #fff; --btn-hover-bg: color-mix(in srgb, var(--ds-success) 85%, #000); --btn-hover-border: color-mix(in srgb, var(--ds-success) 85%, #000); --btn-hover-color: #fff; }
  .btn-danger    { --btn-bg: var(--ds-danger); --btn-border: var(--ds-danger); --btn-color: #fff; --btn-hover-bg: color-mix(in srgb, var(--ds-danger) 85%, #000); --btn-hover-border: color-mix(in srgb, var(--ds-danger) 85%, #000); --btn-hover-color: #fff; }
  .btn-warning   { --btn-bg: var(--ds-warning); --btn-border: var(--ds-warning); --btn-color: #1f1300; --btn-hover-bg: color-mix(in srgb, var(--ds-warning) 88%, #000); --btn-hover-border: color-mix(in srgb, var(--ds-warning) 88%, #000); --btn-hover-color: #1f1300; }
  .btn-info      { --btn-bg: var(--ds-info); --btn-border: var(--ds-info); --btn-color: #fff; --btn-hover-bg: color-mix(in srgb, var(--ds-info) 85%, #000); --btn-hover-border: color-mix(in srgb, var(--ds-info) 85%, #000); --btn-hover-color: #fff; }
  .btn-light     { --btn-bg: var(--ds-surface-3); --btn-border: var(--ds-surface-3); --btn-color: var(--ds-text); --btn-hover-bg: var(--ds-border); --btn-hover-border: var(--ds-border); }
  .btn-dark      { --btn-bg: var(--ds-text); --btn-border: var(--ds-text); --btn-color: var(--ds-text-inverse); --btn-hover-bg: var(--ds-text-2); --btn-hover-border: var(--ds-text-2); --btn-hover-color: var(--ds-text-inverse); }

  /* Outline Varianten */
  .btn-outline-primary   { --btn-bg: transparent; --btn-color: var(--ds-accent); --btn-border: var(--ds-accent); --btn-hover-bg: var(--ds-accent-fill); --btn-hover-color: var(--ds-accent-text); --btn-hover-border: var(--ds-accent-fill); }
  .btn-outline-secondary { --btn-bg: transparent; --btn-color: var(--ds-text-2); --btn-border: var(--ds-border-strong); --btn-hover-bg: var(--ds-surface-3); --btn-hover-color: var(--ds-text); --btn-hover-border: var(--ds-border-strong); }
  .btn-outline-success   { --btn-bg: transparent; --btn-color: var(--ds-success-text); --btn-border: var(--ds-success); --btn-hover-bg: var(--ds-success); --btn-hover-color: #fff; --btn-hover-border: var(--ds-success); }
  .btn-outline-danger    { --btn-bg: transparent; --btn-color: var(--ds-danger-text); --btn-border: var(--ds-danger); --btn-hover-bg: var(--ds-danger); --btn-hover-color: #fff; --btn-hover-border: var(--ds-danger); }
  .btn-outline-warning   { --btn-bg: transparent; --btn-color: var(--ds-warning-text); --btn-border: var(--ds-warning); --btn-hover-bg: var(--ds-warning); --btn-hover-color: #1f1300; --btn-hover-border: var(--ds-warning); }
  .btn-outline-info      { --btn-bg: transparent; --btn-color: var(--ds-info-text); --btn-border: var(--ds-info); --btn-hover-bg: var(--ds-info); --btn-hover-color: #fff; --btn-hover-border: var(--ds-info); }
  .btn-outline-light     { --btn-bg: transparent; --btn-color: var(--ds-text-2); --btn-border: var(--ds-border); --btn-hover-bg: var(--ds-surface-3); --btn-hover-color: var(--ds-text); --btn-hover-border: var(--ds-border); }
  .btn-outline-dark      { --btn-bg: transparent; --btn-color: var(--ds-text); --btn-border: var(--ds-text); --btn-hover-bg: var(--ds-text); --btn-hover-color: var(--ds-text-inverse); --btn-hover-border: var(--ds-text); }
  .btn-check { position: absolute; clip: rect(0, 0, 0, 0); pointer-events: none; }
  .btn-check:checked + .btn, .btn.active, .btn.show { background: var(--btn-hover-bg); color: var(--btn-hover-color); border-color: var(--btn-hover-border); }
  .btn-group, .btn-group-vertical { position: relative; display: inline-flex; vertical-align: middle; }
  .btn-group > .btn { position: relative; flex: 1 1 auto; }
  .btn-group > .btn:not(:first-child) { margin-left: -1px; border-top-left-radius: 0; border-bottom-left-radius: 0; }
  .btn-group > .btn:not(:last-child) { border-top-right-radius: 0; border-bottom-right-radius: 0; }
  .btn-group > .btn:hover, .btn-group > .btn.active { z-index: 1; }
  .btn-group-vertical { flex-direction: column; }
  .btn-group-vertical > .btn:not(:first-child) { margin-top: -1px; border-top-left-radius: 0; border-top-right-radius: 0; }
  .btn-group-vertical > .btn:not(:last-child) { border-bottom-left-radius: 0; border-bottom-right-radius: 0; }
  .btn-group-sm > .btn { --btn-py: .25rem; --btn-px: .6rem; --btn-fs: var(--ds-text-sm); min-height: 1.95rem; }
  .btn-toolbar { display: flex; flex-wrap: wrap; justify-content: flex-start; gap: .5rem; }
  .btn-close {
    box-sizing: content-box; width: 1.75rem; height: 1.75rem; padding: 0; border: 0; border-radius: var(--ds-radius-sm);
    background: transparent url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23000' stroke-width='1.6' stroke-linecap='round'%3e%3cpath d='m3.5 3.5 9 9m0-9-9 9'/%3e%3c/svg%3e") center / 1rem no-repeat;
    opacity: .55; transition: opacity var(--ds-dur-fast), background-color var(--ds-dur-fast);
  }
  :root[data-theme='dark'] .btn-close { filter: invert(1) grayscale(1) brightness(1.6); }
  .btn-close:hover { opacity: 1; background-color: var(--ds-surface-3); }
  .btn-close:focus-visible { box-shadow: 0 0 0 3px var(--ds-focus); outline: 0; }
  .btn-close-white { filter: invert(1) grayscale(1) brightness(2); }

  /* ================= Formulare ================= */
  .form-label { margin-bottom: .35rem; font-size: var(--ds-text-sm); font-weight: 600; color: var(--ds-text-2); }
  .col-form-label { padding: .5rem 0; margin-bottom: 0; font-size: var(--ds-text-sm); font-weight: 600; color: var(--ds-text-2); }
  .form-text { margin-top: .25rem; font-size: var(--ds-text-xs); color: var(--ds-text-3); display: block; }
  .form-control, .form-select {
    display: block; width: 100%; min-height: 2.5rem; padding: .5rem .8rem; font-size: var(--ds-text-base); line-height: 1.5;
    color: var(--ds-text); background-color: var(--ds-surface); background-clip: padding-box;
    border: 1px solid var(--ds-border-strong); border-radius: var(--ds-radius-sm); appearance: none;
    transition: border-color var(--ds-dur-fast) var(--ds-ease), box-shadow var(--ds-dur-fast) var(--ds-ease), background-color var(--ds-dur-fast);
  }
  .form-control::placeholder { color: var(--ds-text-3); opacity: .8; }
  .form-control:hover:not(:disabled):not([readonly]), .form-select:hover:not(:disabled) { border-color: var(--ds-text-3); }
  .form-control:focus, .form-select:focus { outline: 0; border-color: var(--ds-accent-fill); box-shadow: 0 0 0 3px var(--ds-focus); background-color: var(--ds-surface); color: var(--ds-text); }
  .form-control:disabled, .form-select:disabled, .form-control[readonly] { background-color: var(--ds-surface-2); color: var(--ds-text-2); opacity: 1; }
  .form-control-sm, .form-select-sm { min-height: 2rem; padding: .25rem .6rem; font-size: var(--ds-text-sm); border-radius: var(--ds-radius-xs); }
  .form-control-lg, .form-select-lg { min-height: 3rem; padding: .65rem 1rem; font-size: var(--ds-text-lg); border-radius: var(--ds-radius); }
  textarea.form-control { min-height: 5rem; resize: vertical; }
  .form-control-color { width: 3rem; padding: .25rem; }
  .form-control-plaintext { display: block; width: 100%; padding: .5rem 0; color: var(--ds-text); background: transparent; border: 0; }
  input[type='file'].form-control { padding: 0; line-height: 2.5rem; }
  input[type='file']::file-selector-button { margin: 0 .8rem 0 0; padding: .5rem .9rem; border: 0; border-right: 1px solid var(--ds-border-strong); background: var(--ds-surface-3); color: var(--ds-text); cursor: pointer; }
  .form-select {
    padding-right: 2.25rem;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2364748b' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.8' d='m3 6 5 5 5-5'/%3e%3c/svg%3e");
    background-repeat: no-repeat; background-position: right .75rem center; background-size: 14px;
  }
  .form-select[multiple], .form-select[size]:not([size='1']) { padding-right: .8rem; background-image: none; }
  .form-check { display: block; min-height: 1.5rem; padding-left: 1.75em; margin-bottom: .2rem; }
  .form-check .form-check-input { float: left; margin-left: -1.75em; }
  .form-check-inline { display: inline-block; margin-right: 1rem; }
  .form-check-reverse { padding-right: 1.75em; padding-left: 0; text-align: right; }
  .form-check-reverse .form-check-input { float: right; margin-right: -1.75em; margin-left: 0; }
  .form-check-input {
    --ck: var(--ds-accent-fill);
    width: 1.15em; height: 1.15em; margin-top: .175em; vertical-align: top; appearance: none; flex-shrink: 0;
    background-color: var(--ds-surface); background-repeat: no-repeat; background-position: center; background-size: contain;
    border: 1.5px solid var(--ds-border-strong); print-color-adjust: exact;
    transition: background-color var(--ds-dur-fast), border-color var(--ds-dur-fast), box-shadow var(--ds-dur-fast);
  }
  .form-check-input[type='checkbox'] { border-radius: 5px; }
  .form-check-input[type='radio'] { border-radius: 50%; }
  .form-check-input:focus-visible { outline: 0; box-shadow: 0 0 0 3px var(--ds-focus); }
  .form-check-input:checked { background-color: var(--ck); border-color: var(--ck); }
  .form-check-input[type='checkbox']:checked { background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3e%3cpath fill='none' stroke='%2304231a' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='m6 10 3 3 6-6'/%3e%3c/svg%3e"); }
  .form-check-input[type='radio']:checked { background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='2' fill='%2304231a'/%3e%3c/svg%3e"); }
  .form-check-input:disabled { opacity: .5; }
  .form-check-input:disabled ~ .form-check-label, .form-check-input[disabled] ~ .form-check-label { opacity: .6; }
  .form-check-label { cursor: pointer; }
  .form-switch { padding-left: 2.9em; }
  .form-switch .form-check-input {
    width: 2.3em; margin-left: -2.9em; border-radius: 2em; background-color: var(--ds-border-strong); border-color: var(--ds-border-strong);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='%23fff'/%3e%3c/svg%3e");
    background-position: left center; transition: background-position var(--ds-dur) var(--ds-ease), background-color var(--ds-dur-fast);
  }
  .form-switch .form-check-input:checked { background-position: right center; background-color: var(--ck); border-color: var(--ck); background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='%23fff'/%3e%3c/svg%3e"); }
  .form-range { width: 100%; height: 1.5rem; padding: 0; background: transparent; appearance: none; }
  .form-range::-webkit-slider-runnable-track { height: .4rem; background: var(--ds-border); border-radius: 1rem; }
  .form-range::-webkit-slider-thumb { width: 1.1rem; height: 1.1rem; margin-top: -.35rem; appearance: none; background: var(--ds-accent-fill); border: 0; border-radius: 50%; box-shadow: var(--ds-shadow-sm); }
  .form-range::-moz-range-track { height: .4rem; background: var(--ds-border); border-radius: 1rem; }
  .form-range::-moz-range-thumb { width: 1.1rem; height: 1.1rem; background: var(--ds-accent-fill); border: 0; border-radius: 50%; }
  .form-floating { position: relative; }
  .form-floating > .form-control, .form-floating > .form-select { height: 3.5rem; padding: 1.5rem .8rem .5rem; }
  .form-floating > label { position: absolute; top: 0; left: 0; padding: 1rem .8rem; pointer-events: none; color: var(--ds-text-3); transform-origin: 0 0; transition: transform var(--ds-dur) var(--ds-ease); }
  .form-floating > .form-control::placeholder { color: transparent; }
  .form-floating > .form-control:focus ~ label, .form-floating > .form-control:not(:placeholder-shown) ~ label, .form-floating > .form-select ~ label { transform: scale(.8) translateY(-.6rem); }
  .input-group { position: relative; display: flex; flex-wrap: wrap; align-items: stretch; width: 100%; }
  .input-group > .form-control, .input-group > .form-select { position: relative; flex: 1 1 auto; width: 1%; min-width: 0; }
  .input-group-text { display: flex; align-items: center; padding: .5rem .8rem; color: var(--ds-text-2); background: var(--ds-surface-3); border: 1px solid var(--ds-border-strong); border-radius: var(--ds-radius-sm); white-space: nowrap; }
  .input-group > :not(:first-child) { margin-left: -1px; border-top-left-radius: 0; border-bottom-left-radius: 0; }
  .input-group > :not(:last-child) { border-top-right-radius: 0; border-bottom-right-radius: 0; }
  .input-group > .form-control:focus, .input-group > .form-select:focus { z-index: 3; }
  .input-group-sm > .form-control, .input-group-sm > .input-group-text, .input-group-sm > .btn, .input-group-sm > .form-select { min-height: 2rem; padding: .25rem .6rem; font-size: var(--ds-text-sm); }
  .input-group-lg > .form-control, .input-group-lg > .input-group-text, .input-group-lg > .btn { min-height: 3rem; font-size: var(--ds-text-lg); }
  .was-validated .form-control:invalid, .form-control.is-invalid, .was-validated .form-select:invalid, .form-select.is-invalid { border-color: var(--ds-danger); }
  .was-validated .form-control:valid, .form-control.is-valid, .was-validated .form-select:valid, .form-select.is-valid { border-color: var(--ds-success); }
  .form-control.is-invalid:focus, .form-select.is-invalid:focus { box-shadow: 0 0 0 3px var(--ds-danger-soft); }
  .form-control.is-valid:focus, .form-select.is-valid:focus { box-shadow: 0 0 0 3px var(--ds-success-soft); }
  .invalid-feedback, .valid-feedback { display: none; width: 100%; margin-top: .25rem; font-size: var(--ds-text-xs); }
  .invalid-feedback { color: var(--ds-danger-text); } .valid-feedback { color: var(--ds-success-text); }
  .is-invalid ~ .invalid-feedback, .was-validated :invalid ~ .invalid-feedback, .is-valid ~ .valid-feedback, .was-validated :valid ~ .valid-feedback { display: block; }
  input:-webkit-autofill { -webkit-box-shadow: 0 0 0 40px var(--ds-surface) inset; -webkit-text-fill-color: var(--ds-text); }

  /* ================= Karten ================= */
  .card {
    position: relative; display: flex; flex-direction: column; min-width: 0; word-wrap: break-word;
    background: var(--ds-surface); border: 1px solid var(--ds-border); border-radius: var(--ds-radius);
    box-shadow: var(--ds-shadow-xs); color: var(--ds-text);
  }
  .card > hr { margin-right: 0; margin-left: 0; }
  .card-body { flex: 1 1 auto; padding: 1.15rem 1.25rem; }
  .card-title { margin-bottom: .5rem; font-size: var(--ds-text-lg); font-weight: 650; }
  .card-subtitle { margin-top: -.25rem; margin-bottom: .5rem; color: var(--ds-text-3); }
  .card-text:last-child { margin-bottom: 0; }
  .card-header, .card-footer { padding: .8rem 1.25rem; background: var(--ds-surface-2); border-color: var(--ds-border); }
  .card-header { border-bottom: 1px solid var(--ds-border); font-weight: 600; border-radius: calc(var(--ds-radius) - 1px) calc(var(--ds-radius) - 1px) 0 0; }
  .card-footer { border-top: 1px solid var(--ds-border); border-radius: 0 0 calc(var(--ds-radius) - 1px) calc(var(--ds-radius) - 1px); }
  .card-img-top { width: 100%; border-radius: calc(var(--ds-radius) - 1px) calc(var(--ds-radius) - 1px) 0 0; }
  .card-img-bottom { width: 100%; border-radius: 0 0 calc(var(--ds-radius) - 1px) calc(var(--ds-radius) - 1px); }
  .card-group { display: flex; flex-flow: row wrap; }
  .card-group > .card { flex: 1 0 0%; }
  .card-header-tabs { margin: -.8rem -1.25rem -.8rem; border-bottom: 0; }

  /* ================= Tabellen ================= */
  .table {
    --tbl-bg: transparent; --tbl-stripe: var(--ds-surface-2); --tbl-hover: var(--ds-surface-hover);
    width: 100%; margin-bottom: 1rem; color: var(--ds-text); vertical-align: top; border-color: var(--ds-border);
    border-collapse: separate; border-spacing: 0;
  }
  .table > :not(caption) > * > * { padding: .7rem .85rem; background-color: var(--tbl-bg); border-bottom: 1px solid var(--ds-border); }
  .table > thead > tr > * { font-size: var(--ds-text-xs); font-weight: 650; letter-spacing: .04em; text-transform: uppercase; color: var(--ds-text-3); background-color: var(--ds-surface-2); border-bottom: 1px solid var(--ds-border-strong); white-space: nowrap; }
  .table > tbody { vertical-align: inherit; }
  .table > tbody > tr:last-child > * { border-bottom-color: transparent; }
  .table-sm > :not(caption) > * > * { padding: .4rem .6rem; }
  .table-striped > tbody > tr:nth-of-type(odd) > * { background-color: var(--tbl-stripe); }
  .table-hover > tbody > tr { transition: background-color var(--ds-dur-fast); }
  .table-hover > tbody > tr:hover > * { background-color: var(--tbl-hover); }
  .table-bordered > :not(caption) > * > * { border: 1px solid var(--ds-border); }
  .table-borderless > :not(caption) > * > * { border: 0; }
  .table-light > tr > *, .table > thead.table-light > tr > *, .table-light { background-color: var(--ds-surface-2) !important; color: var(--ds-text-2) !important; }
  .table-dark, .table > thead.table-dark > tr > * { background-color: var(--ds-surface-3) !important; color: var(--ds-text) !important; }
  .table-active > * { background-color: var(--ds-accent-soft) !important; }
  .table-primary > * { background-color: var(--ds-accent-soft) !important; }
  .table-success > * { background-color: var(--ds-success-soft) !important; }
  .table-warning > * { background-color: var(--ds-warning-soft) !important; }
  .table-danger > * { background-color: var(--ds-danger-soft) !important; }
  .table-info > * { background-color: var(--ds-info-soft) !important; }
  .table-secondary > * { background-color: var(--ds-surface-3) !important; }
  .table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  caption { padding: .5rem 0; color: var(--ds-text-3); text-align: left; caption-side: bottom; }

  /* ================= Badges ================= */
  .badge {
    display: inline-flex; align-items: center; gap: .25rem; padding: .28em .6em; font-size: .75em; font-weight: 650; line-height: 1;
    color: var(--ds-text-inverse); text-align: center; white-space: nowrap; vertical-align: baseline; border-radius: var(--ds-radius-pill);
  }
  .badge:empty { display: none; }
  .badge.rounded-pill { padding-inline: .75em; }

  /* ================= Alerts ================= */
  .alert {
    --al: var(--ds-info); --al-bg: var(--ds-info-soft); --al-text: var(--ds-info-text);
    position: relative; padding: .85rem 1.1rem; margin-bottom: 1rem; color: var(--al-text); background: var(--al-bg);
    border: 1px solid color-mix(in srgb, var(--al) 30%, transparent); border-left: 4px solid var(--al); border-radius: var(--ds-radius-sm);
  }
  .alert-primary { --al: var(--ds-accent-fill); --al-bg: var(--ds-accent-soft); --al-text: var(--ds-accent); }
  .alert-secondary { --al: var(--ds-text-3); --al-bg: var(--ds-surface-3); --al-text: var(--ds-text-2); }
  .alert-success { --al: var(--ds-success); --al-bg: var(--ds-success-soft); --al-text: var(--ds-success-text); }
  .alert-danger { --al: var(--ds-danger); --al-bg: var(--ds-danger-soft); --al-text: var(--ds-danger-text); }
  .alert-warning { --al: var(--ds-warning); --al-bg: var(--ds-warning-soft); --al-text: var(--ds-warning-text); }
  .alert-info { --al: var(--ds-info); --al-bg: var(--ds-info-soft); --al-text: var(--ds-info-text); }
  .alert-light { --al: var(--ds-border-strong); --al-bg: var(--ds-surface-2); --al-text: var(--ds-text-2); }
  .alert-dark { --al: var(--ds-text-2); --al-bg: var(--ds-surface-3); --al-text: var(--ds-text); }
  .alert-heading { color: inherit; }
  .alert-link { font-weight: 650; color: inherit; text-decoration: underline; }
  .alert-dismissible { padding-right: 3rem; }
  .alert-dismissible .btn-close { position: absolute; top: 50%; right: .5rem; transform: translateY(-50%); }

  /* ================= Listen ================= */
  .list-group { display: flex; flex-direction: column; padding-left: 0; margin-bottom: 0; border-radius: var(--ds-radius-sm); }
  .list-group-item { position: relative; display: block; padding: .7rem 1rem; color: var(--ds-text); background: var(--ds-surface); border: 1px solid var(--ds-border); }
  .list-group-item + .list-group-item { border-top-width: 0; }
  .list-group-item:first-child { border-top-left-radius: inherit; border-top-right-radius: inherit; }
  .list-group-item:last-child { border-bottom-left-radius: inherit; border-bottom-right-radius: inherit; }
  .list-group-item-action { width: 100%; color: var(--ds-text-2); text-align: inherit; }
  .list-group-item-action:hover, .list-group-item-action:focus { z-index: 1; color: var(--ds-text); background: var(--ds-surface-hover); text-decoration: none; }
  .list-group-item.active { z-index: 2; color: var(--ds-accent); background: var(--ds-accent-soft); border-color: var(--ds-accent-fill); font-weight: 600; }
  .list-group-item.disabled, .list-group-item:disabled { color: var(--ds-text-3); pointer-events: none; }
  .list-group-flush { border-radius: 0; }
  .list-group-flush > .list-group-item { border-width: 0 0 1px; border-radius: 0; }
  .list-group-flush > .list-group-item:last-child { border-bottom-width: 0; }
  .list-group-numbered { list-style-type: none; counter-reset: section; }
  .list-group-numbered > .list-group-item::before { content: counters(section, '.') '. '; counter-increment: section; }
  .list-unstyled { padding-left: 0; list-style: none; }
  .list-inline { padding-left: 0; list-style: none; }
  .list-inline-item { display: inline-block; }
  .list-inline-item:not(:last-child) { margin-right: .5rem; }
  [class*='list-group-item-'] { }
  .list-group-item-success { color: var(--ds-success-text); background: var(--ds-success-soft); }
  .list-group-item-danger { color: var(--ds-danger-text); background: var(--ds-danger-soft); }
  .list-group-item-warning { color: var(--ds-warning-text); background: var(--ds-warning-soft); }
  .list-group-item-info { color: var(--ds-info-text); background: var(--ds-info-soft); }

  /* ================= Navigation / Tabs ================= */
  .nav { display: flex; flex-wrap: wrap; padding-left: 0; margin-bottom: 0; list-style: none; }
  .nav-link {
    display: block; padding: .55rem 1rem; color: var(--ds-text-2); font-weight: 550; background: none; border: 0;
    transition: color var(--ds-dur-fast), background-color var(--ds-dur-fast), border-color var(--ds-dur-fast);
  }
  .nav-link:hover, .nav-link:focus { color: var(--ds-text); text-decoration: none; }
  .nav-link.disabled, .nav-link:disabled { color: var(--ds-text-3); pointer-events: none; opacity: .6; }
  .nav-tabs { border-bottom: 1px solid var(--ds-border); gap: .15rem; }
  .nav-tabs .nav-link { margin-bottom: -1px; border: 1px solid transparent; border-top-left-radius: var(--ds-radius-sm); border-top-right-radius: var(--ds-radius-sm); }
  .nav-tabs .nav-link:hover { border-color: var(--ds-border) var(--ds-border) transparent; background: var(--ds-surface-hover); }
  .nav-tabs .nav-link.active, .nav-tabs .nav-item.show .nav-link { color: var(--ds-accent); background: var(--ds-surface); border-color: var(--ds-border) var(--ds-border) var(--ds-surface); }
  .nav-pills { gap: .25rem; }
  .nav-pills .nav-link { border-radius: var(--ds-radius-sm); }
  .nav-pills .nav-link.active, .nav-pills .show > .nav-link { color: var(--ds-accent); background: var(--ds-accent-soft); }
  .nav-underline { gap: 1rem; border-bottom: 1px solid var(--ds-border); }
  .nav-underline .nav-link { padding-inline: 0; border-bottom: 2px solid transparent; margin-bottom: -1px; }
  .nav-underline .nav-link.active { color: var(--ds-text); border-bottom-color: var(--ds-accent-fill); }
  .nav-fill > .nav-link, .nav-fill .nav-item { flex: 1 1 auto; text-align: center; }
  .nav-justified > .nav-link, .nav-justified .nav-item { flex-basis: 0; flex-grow: 1; text-align: center; }
  .tab-content > .tab-pane { display: none; }
  .tab-content > .active { display: block; }
  .navbar { position: relative; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; padding: .5rem 1rem; }
  .navbar-brand { padding: .3rem 0; margin-right: 1rem; font-size: var(--ds-text-xl); font-weight: 650; color: var(--ds-text); white-space: nowrap; }
  .navbar-nav { display: flex; flex-direction: column; padding-left: 0; margin: 0; list-style: none; }
  .navbar-toggler { padding: .25rem .6rem; background: none; border: 1px solid var(--ds-border); border-radius: var(--ds-radius-sm); }
  .navbar-collapse { flex-basis: 100%; flex-grow: 1; align-items: center; }
  @media (min-width: 992px) {
    .navbar-expand-lg { flex-wrap: nowrap; justify-content: flex-start; }
    .navbar-expand-lg .navbar-nav { flex-direction: row; }
    .navbar-expand-lg .navbar-collapse { display: flex !important; flex-basis: auto; }
    .navbar-expand-lg .navbar-toggler { display: none; }
  }
  .breadcrumb { display: flex; flex-wrap: wrap; padding: 0; margin: 0 0 1rem; list-style: none; font-size: var(--ds-text-sm); }
  .breadcrumb-item + .breadcrumb-item { padding-left: .5rem; }
  .breadcrumb-item + .breadcrumb-item::before { float: left; padding-right: .5rem; color: var(--ds-text-3); content: '/'; }
  .breadcrumb-item.active { color: var(--ds-text-3); }
  .pagination { display: flex; padding-left: 0; gap: .25rem; list-style: none; flex-wrap: wrap; }
  .page-link { display: block; min-width: 2.25rem; padding: .4rem .75rem; color: var(--ds-text-2); text-align: center; background: var(--ds-surface); border: 1px solid var(--ds-border); border-radius: var(--ds-radius-sm); }
  .page-link:hover { color: var(--ds-text); background: var(--ds-surface-hover); text-decoration: none; }
  .page-item.active .page-link { color: var(--ds-accent-text); background: var(--ds-accent-fill); border-color: var(--ds-accent-fill); font-weight: 600; }
  .page-item.disabled .page-link { color: var(--ds-text-3); pointer-events: none; opacity: .6; }
  .pagination-sm .page-link { padding: .2rem .55rem; font-size: var(--ds-text-sm); }

  /* ================= Dropdown ================= */
  .dropup, .dropend, .dropdown, .dropstart, .dropup-center, .dropdown-center { position: relative; }
  .dropdown-toggle::after { display: inline-block; margin-left: .4em; vertical-align: .2em; content: ''; border-top: .3em solid; border-right: .3em solid transparent; border-left: .3em solid transparent; }
  .dropdown-toggle:empty::after { margin-left: 0; }
  .dropup .dropdown-toggle::after { border-top: 0; border-bottom: .3em solid; }
  .dropdown-menu {
    position: absolute; z-index: var(--ds-z-dropdown); display: none; min-width: 12rem; padding: .35rem; margin: .25rem 0 0; font-size: var(--ds-text-base);
    color: var(--ds-text); text-align: left; list-style: none; background: var(--ds-surface); border: 1px solid var(--ds-border); border-radius: var(--ds-radius);
    box-shadow: var(--ds-shadow-lg); animation: ds-pop var(--ds-dur) var(--ds-ease);
  }
  .dropdown-menu.show { display: block; }
  .dropdown-menu-end { right: 0; left: auto; }
  .dropdown-menu-start { left: 0; right: auto; }
  .dropup .dropdown-menu { top: auto; bottom: 100%; margin: 0 0 .25rem; }
  .dropend .dropdown-menu { top: 0; left: 100%; margin: 0 0 0 .25rem; }
  .dropstart .dropdown-menu { top: 0; right: 100%; left: auto; margin: 0 .25rem 0 0; }
  .dropdown-item { display: flex; align-items: center; gap: .5rem; width: 100%; padding: .5rem .75rem; color: var(--ds-text); background: none; border: 0; border-radius: var(--ds-radius-sm); text-align: inherit; white-space: nowrap; }
  .dropdown-item:hover, .dropdown-item:focus { color: var(--ds-text); background: var(--ds-surface-hover); text-decoration: none; }
  .dropdown-item.active, .dropdown-item:active { color: var(--ds-accent); background: var(--ds-accent-soft); }
  .dropdown-item.disabled, .dropdown-item:disabled { color: var(--ds-text-3); pointer-events: none; }
  .dropdown-divider { height: 0; margin: .35rem 0; overflow: hidden; border-top: 1px solid var(--ds-border); }
  .dropdown-header { display: block; padding: .4rem .75rem; margin: 0; font-size: var(--ds-text-xs); font-weight: 650; text-transform: uppercase; letter-spacing: .05em; color: var(--ds-text-3); }
  .dropdown-item-text { display: block; padding: .4rem .75rem; color: var(--ds-text-2); }
  @keyframes ds-pop { from { opacity: 0; transform: translateY(-4px) scale(.98); } to { opacity: 1; transform: none; } }

  /* ================= Modal ================= */
  .modal {
    position: fixed; inset: 0; z-index: var(--ds-z-modal); display: none; width: 100%; height: 100%; overflow-x: hidden; overflow-y: auto; outline: 0;
  }
  .modal-dialog { position: relative; width: auto; margin: 1.5rem auto; max-width: 540px; pointer-events: none; }
  .modal.fade .modal-dialog { transform: translateY(16px) scale(.98); opacity: 0; transition: transform var(--ds-dur-slow) var(--ds-ease), opacity var(--ds-dur) var(--ds-ease); }
  .modal.show .modal-dialog { transform: none; opacity: 1; }
  .modal.modal-static .modal-dialog { transform: scale(1.02); }
  .modal-dialog-scrollable { height: calc(100% - 3rem); }
  .modal-dialog-scrollable .modal-content { max-height: 100%; overflow: hidden; }
  .modal-dialog-scrollable .modal-body { overflow-y: auto; }
  .modal-dialog-centered { display: flex; align-items: center; min-height: calc(100% - 3rem); }
  .modal-content {
    position: relative; display: flex; flex-direction: column; width: 100%; pointer-events: auto; color: var(--ds-text);
    background: var(--ds-surface); border: 1px solid var(--ds-border); border-radius: var(--ds-radius-lg); box-shadow: var(--ds-shadow-lg); outline: 0;
  }
  .modal-backdrop { position: fixed; inset: 0; z-index: var(--ds-z-backdrop); width: 100vw; height: 100vh; background: var(--ds-overlay); -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); }
  .modal-backdrop.fade { opacity: 0; transition: opacity var(--ds-dur) linear; }
  .modal-backdrop.show { opacity: 1; }
  .modal-header { display: flex; flex-shrink: 0; align-items: center; justify-content: space-between; gap: .75rem; padding: 1rem 1.25rem; border-bottom: 1px solid var(--ds-border); border-radius: var(--ds-radius-lg) var(--ds-radius-lg) 0 0; }
  .modal-title { margin: 0; font-size: var(--ds-text-lg); line-height: 1.4; }
  .modal-body { position: relative; flex: 1 1 auto; padding: 1.25rem; }
  .modal-footer { display: flex; flex-shrink: 0; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: .5rem; padding: .85rem 1.25rem; border-top: 1px solid var(--ds-border); background: var(--ds-surface-2); border-radius: 0 0 var(--ds-radius-lg) var(--ds-radius-lg); }
  .modal-open { overflow: hidden; }
  .modal-open .modal { overflow-x: hidden; overflow-y: auto; }
  @media (min-width: 576px) {
    .modal-dialog { max-width: 540px; margin-inline: auto; }
    .modal-sm { max-width: 340px; }
    .modal-dialog-scrollable { height: calc(100% - 3.5rem); }
    .modal-dialog-centered { min-height: calc(100% - 3.5rem); }
  }
  @media (min-width: 992px) { .modal-lg, .modal-xl { max-width: 820px; } }
  @media (min-width: 1200px) { .modal-xl { max-width: 1120px; } }
  .modal-fullscreen { width: 100vw; max-width: none; height: 100%; margin: 0; }
  .modal-fullscreen .modal-content { height: 100%; border: 0; border-radius: 0; }
  @media (max-width: 575.98px) {
    /* Mobile: Modals als Bottom-Sheet */
    .modal-dialog:not(.modal-fullscreen) { margin: .5rem; max-width: none; }
    .modal.fade:not(.modal-centered-mobile) .modal-dialog:not(.modal-dialog-centered) { margin-top: 2rem; }
  }

  /* ================= Offcanvas ================= */
  .offcanvas {
    position: fixed; bottom: 0; z-index: calc(var(--ds-z-backdrop) + 1); display: flex; flex-direction: column; max-width: 100%; visibility: hidden;
    color: var(--ds-text); background: var(--ds-surface); border: 0 solid var(--ds-border); outline: 0; box-shadow: var(--ds-shadow-lg);
    transition: transform var(--ds-dur-slow) var(--ds-ease); --bs-offcanvas-width: 380px; --bs-offcanvas-height: 33vh;
  }
  .offcanvas-start { top: 0; left: 0; width: var(--bs-offcanvas-width); border-right-width: 1px; transform: translateX(-100%); }
  .offcanvas-end { top: 0; right: 0; width: var(--bs-offcanvas-width); border-left-width: 1px; transform: translateX(100%); }
  .offcanvas-top { top: 0; right: 0; left: 0; height: var(--bs-offcanvas-height); max-height: 100%; border-bottom-width: 1px; transform: translateY(-100%); }
  .offcanvas-bottom { right: 0; left: 0; height: var(--bs-offcanvas-height); max-height: 100%; border-top-width: 1px; border-radius: var(--ds-radius-xl) var(--ds-radius-xl) 0 0; transform: translateY(100%); }
  .offcanvas.show:not(.hiding), .offcanvas.showing { transform: none; }
  .offcanvas.showing, .offcanvas.show:not(.hiding) { visibility: visible; }
  .offcanvas-backdrop { position: fixed; inset: 0; z-index: var(--ds-z-backdrop); background: var(--ds-overlay); -webkit-backdrop-filter: blur(2px); backdrop-filter: blur(2px); }
  .offcanvas-backdrop.fade { opacity: 0; transition: opacity var(--ds-dur) linear; }
  .offcanvas-backdrop.show { opacity: 1; }
  .offcanvas-header { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.25rem; border-bottom: 1px solid var(--ds-border); }
  .offcanvas-title { margin: 0; font-size: var(--ds-text-lg); }
  .offcanvas-body { flex-grow: 1; padding: 1.25rem; overflow-y: auto; }

  /* ================= Toast / Tooltip / Popover ================= */
  .toast-container { position: absolute; z-index: var(--ds-z-toast); width: max-content; max-width: 100%; pointer-events: none; }
  .toast-container > :not(:last-child) { margin-bottom: .75rem; }
  .toast {
    width: 360px; max-width: 100%; font-size: var(--ds-text-sm); pointer-events: auto; color: var(--ds-text);
    background: var(--ds-surface); border: 1px solid var(--ds-border); border-radius: var(--ds-radius); box-shadow: var(--ds-shadow-lg);
  }
  .toast:not(.show) { display: none; }
  .toast.showing { opacity: 0; }
  .toast-header { display: flex; align-items: center; gap: .5rem; padding: .55rem .85rem; color: var(--ds-text-2); border-bottom: 1px solid var(--ds-border); border-radius: var(--ds-radius) var(--ds-radius) 0 0; }
  .toast-body { padding: .85rem; word-wrap: break-word; }
  .tooltip {
    --tt-bg: #0f172a; position: absolute; z-index: var(--ds-z-tooltip); display: block; margin: 0; font-size: var(--ds-text-xs); font-weight: 500; line-height: 1.4;
    text-align: left; word-wrap: break-word; opacity: 0; pointer-events: none;
  }
  :root[data-theme='dark'] .tooltip { --tt-bg: #e8edf3; }
  .tooltip.show { opacity: 1; }
  .tooltip-inner { max-width: 260px; padding: .35rem .6rem; color: #fff; text-align: center; background: var(--tt-bg); border-radius: var(--ds-radius-xs); box-shadow: var(--ds-shadow); }
  :root[data-theme='dark'] .tooltip-inner { color: #0b1017; }
  .tooltip-arrow { display: none; }
  .popover { position: absolute; top: 0; left: 0; z-index: var(--ds-z-tooltip); display: block; max-width: 300px; background: var(--ds-surface); border: 1px solid var(--ds-border); border-radius: var(--ds-radius); box-shadow: var(--ds-shadow-lg); }
  .popover-header { padding: .6rem .9rem; margin: 0; font-size: var(--ds-text-base); font-weight: 650; border-bottom: 1px solid var(--ds-border); }
  .popover-body { padding: .8rem .9rem; color: var(--ds-text); }
  .popover-arrow { display: none; }

  /* ================= Collapse / Accordion ================= */
  .collapse:not(.show) { display: none; }
  .collapsing { height: 0; overflow: hidden; transition: height var(--ds-dur) var(--ds-ease); }
  .collapsing.collapse-horizontal { width: 0; height: auto; transition: width var(--ds-dur) var(--ds-ease); }
  .fade { transition: opacity var(--ds-dur) linear; }
  .fade:not(.show) { opacity: 0; }
  .accordion { border: 1px solid var(--ds-border); border-radius: var(--ds-radius); overflow: hidden; background: var(--ds-surface); }
  .accordion-item + .accordion-item { border-top: 1px solid var(--ds-border); }
  .accordion-header { margin: 0; }
  .accordion-button { position: relative; display: flex; align-items: center; width: 100%; padding: .9rem 1.15rem; font-weight: 600; color: var(--ds-text); text-align: left; background: var(--ds-surface); border: 0; }
  .accordion-button:not(.collapsed) { color: var(--ds-accent); background: var(--ds-accent-soft); }
  .accordion-button::after { flex-shrink: 0; width: 1rem; height: 1rem; margin-left: auto; content: ''; background: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%2364748b' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='m3 6 5 5 5-5'/%3e%3c/svg%3e") center / 1rem no-repeat; transition: transform var(--ds-dur) var(--ds-ease); }
  .accordion-button:not(.collapsed)::after { transform: rotate(-180deg); }
  .accordion-body { padding: 1rem 1.15rem; }
  .accordion-flush { border-radius: 0; border-inline: 0; }

  /* ================= Progress / Spinner / Placeholder ================= */
  .progress { display: flex; height: .6rem; overflow: hidden; font-size: .7rem; background: var(--ds-surface-3); border-radius: var(--ds-radius-pill); }
  .progress-bar { display: flex; flex-direction: column; justify-content: center; overflow: hidden; color: var(--ds-accent-text); text-align: center; white-space: nowrap; background: var(--ds-accent-fill); transition: width .6s var(--ds-ease); }
  .progress-bar-striped { background-image: linear-gradient(45deg, rgba(255,255,255,.2) 25%, transparent 25%, transparent 50%, rgba(255,255,255,.2) 50%, rgba(255,255,255,.2) 75%, transparent 75%); background-size: 1rem 1rem; }
  .progress-bar-animated { animation: ds-stripes 1s linear infinite; }
  @keyframes ds-stripes { to { background-position-x: 1rem; } }
  .spinner-border, .spinner-grow { display: inline-block; width: 1.75rem; height: 1.75rem; vertical-align: -.125em; color: var(--ds-accent-fill); }
  .spinner-border { border: .18em solid currentcolor; border-right-color: transparent; border-radius: 50%; animation: ds-spin .7s linear infinite; }
  .spinner-border-sm { width: 1rem; height: 1rem; border-width: .15em; }
  .spinner-grow { background: currentcolor; border-radius: 50%; opacity: 0; animation: ds-grow .75s linear infinite; }
  .spinner-grow-sm { width: 1rem; height: 1rem; }
  @keyframes ds-spin { to { transform: rotate(360deg); } }
  @keyframes ds-grow { 0% { transform: scale(0); } 50% { opacity: 1; transform: none; } }
  .placeholder { display: inline-block; min-height: 1em; vertical-align: middle; cursor: wait; background: currentcolor; opacity: .18; border-radius: var(--ds-radius-xs); }
  .placeholder-glow .placeholder { animation: ds-glow 2s ease-in-out infinite; }
  @keyframes ds-glow { 50% { opacity: .07; } }

  /* Sonstiges */
  .figure { display: inline-block; }
  .carousel-inner { position: relative; width: 100%; overflow: hidden; }
  .ratio > iframe { border: 0; }
  .link-secondary { color: var(--ds-text-2); }
}