body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.app-root {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .75rem 1.25rem;
    background-color: #0f172a;
    color: white;
}

.app-title {
    font-weight: 600;
}

.app-header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: .9rem;
}

.app-body {
    flex: 1;
    display: flex;
    min-height: 0;
}

.app-menu {
    width: 230px;
    background-color: #f1f5f9;
    padding: 1rem .5rem;
    border-right: 1px solid #e2e8f0;
    display: flex;
    flex-direction: column;
    gap: .25rem;
}

.nav-link {
    display: block;
    padding: .5rem .75rem;
    border-radius: .5rem;
    color: #0f172a;
    text-decoration: none;
    font-size: .9rem;
}

.nav-link-active {
    background-color: #0f172a;
    color: white;
}

.app-content {
    flex: 1;
    padding: 1.5rem;
    background-color: #e5e7eb;
    overflow: auto;
}

.app-content-full {
    max-width: 480px;
    margin: 3rem auto;
}

.card {
    background-color: white;
    padding: 1.5rem;
    border-radius: .75rem;
    box-shadow: 0 1px 3px rgba(0,0,0,.08);
}

.form-label {
    display: block;
    font-size: .85rem;
    margin-bottom: .25rem;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: .45rem .6rem;
    border-radius: .5rem;
    border: 1px solid #cbd5e1;
    font-size: .9rem;
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.mb-3 {
    margin-bottom: .75rem;
}

.btn-primary {
    padding: .5rem 1rem;
    border-radius: .5rem;
    border: none;
    background-color: #0f172a;
    color: white;
    cursor: pointer;
    font-size: .9rem;
}

.btn-primary:disabled {
    opacity: .6;
    cursor: default;
}

.btn-secondary {
    padding: .4rem .8rem;
    border-radius: .5rem;
    border: 1px solid #cbd5e1;
    background-color: white;
    cursor: pointer;
    font-size: .85rem;
}

.btn-link {
    background: none;
    border: none;
    color: #e5e7eb;
    cursor: pointer;
    text-decoration: underline;
    font-size: .9rem;
}

.alert-error {
    padding: .5rem .75rem;
    margin-bottom: .75rem;
    border-radius: .5rem;
    background-color: #fee2e2;
    color: #b91c1c;
    font-size: .85rem;
}

.alert-success {
    padding: .5rem .75rem;
    margin-bottom: .75rem;
    border-radius: .5rem;
    background-color: #dcfce7;
    color: #15803d;
    font-size: .85rem;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: .85rem;
    background-color: white;
}

.table th,
.table td {
    border: 1px solid #e2e8f0;
    padding: .4rem .5rem;
    text-align: left;
}

.table th {
    background-color: #f8fafc;
    font-weight: 600;
}

.badge {
    display: inline-block;
    padding: .1rem .35rem;
    border-radius: .75rem;
    font-size: .7rem;
    background-color: #e5e7eb;
}

.badge-success {
    background-color: #bbf7d0;
}

.badge-danger {
    background-color: #fecaca;
}

.badge-warning {
    background-color: #fef3c7;
}

.flex {
    display: flex;
}

.flex-between {
    justify-content: space-between;
    align-items: center;
}

.flex-gap {
    gap: .5rem;
}

/* Fix: modal musí být nad backdropem */
.modal {
    display: block !important; /* kdyby ho něco schovalo */
    z-index: 2000 !important;
}

/* backdrop už máš – nech */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 2000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 48px 16px;
    overflow: auto;
}

/* okno */
.modal-window {
    width: min(1100px, 100%);
    height: min(900px, 100%);
    background: #fff; /* <-- klíčové */
    border-radius: 14px;
    box-shadow: 0 18px 60px rgba(0,0,0,.35);
    overflow: hidden; /* header+body uvnitř */
}

/* header */
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border-bottom: 1px solid #e8e8e8;
    background: #f7f8fb;
}

/* body */
.modal-body {
    padding: 16px;
    max-height: 100%; /*aby se vešlo na obrazovku */
    overflow: auto;
    background: #fff;
}

/* footer */
.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 12px 16px;
    border-top: 1px solid #e8e8e8;
    background: #fff;
}


.modal-title {
    font-weight: 650;
    color: #0f172a;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.modal-actions {
    display: flex;
    gap: .5rem;
    align-items: center;
}


.modal-loading {
    color: white;
    padding: 1rem;
}

.pdf-frame {
    width: 100%;
    height: 100%;
    border: 0;
    background: #0b1220;
}