/* ============================================
   LIGHT THEME TOKENS
   ============================================ */
:root {
    --surface:      hsl(210, 20%, 98%);
    --surface-card: hsl(0, 0%, 100%);
    --surface-side: hsl(var(--hue), 15%, 97%);
    --color-text:   hsl(0, 0%, 15%);
    --color-muted:  hsl(0, 0%, 45%);
    --color-border: hsl(0, 0%, 88%);
    --sidebar-w:    220px;
}

/* ============================================
   RESET / BASE
   ============================================ */
*, *::before, *::after { box-sizing: border-box; }

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    font-size: var(--root-font-size, 14px);
    background: var(--surface);
    color: var(--color-text);
    line-height: 1.5;
}

h4, h5 { margin: 0 0 var(--p3); font-weight: 700; }
h4 { font-size: var(--font-size-2); }
h5 { font-size: var(--font-size-1); }

/* ============================================
   APP SHELL
   ============================================ */
#main {
    display: flex;
    min-height: 100vh;
}

#navigation {
    width: var(--sidebar-w) !important;
    min-height: 100vh;
    background: var(--surface-side);
    border-right: 1px solid var(--color-border);
    flex-shrink: 0;
    padding: 0 !important;
}

#content {
    flex: 1;
    min-width: 0;
    padding: var(--p4) !important;
    overflow-y: auto;
}

/* ============================================
   SIDEBAR
   ============================================ */
#logo-nav {
    display: flex;
    flex-direction: column;
    padding: var(--p4) var(--p3);
    height: 100%;
}

/* Bootstrap mobile toggle — hidden on desktop */
.navbar-toggler {
    display: none;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--rad-2);
    padding: var(--p2) var(--p3);
    cursor: pointer;
    align-self: flex-end;
    margin-bottom: var(--p2);
}

.navbar-toggler-icon {
    display: block;
    width: 1.25rem;
    height: 2px;
    background: var(--color-text);
    box-shadow: 0 5px 0 var(--color-text), 0 -5px 0 var(--color-text);
}

/* Always show on desktop; Bootstrap JS toggles .show on mobile */
#navbarContent {
    display: flex !important;
    flex-direction: column;
    flex: 1;
}

.navbar-brand {
    display: block;
    text-align: center;
    margin-bottom: var(--p5);
    padding: 0;
}

.navbar-nav {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--g1);
    flex: 1;
}

/* Nav links */
.nav-item > a {
    display: flex;
    align-items: center;
    gap: var(--p3);
    padding: var(--p2) var(--p3);
    text-decoration: none;
    color: var(--color-text);
    border-radius: var(--rad-2);
    font-size: var(--font-size-1);
    transition: background 0.15s, color 0.15s;
}

.nav-item > a:hover {
    background: hsl(var(--hue), 40%, 93%);
    color: var(--accent-300);
}

.nav-item > a[aria-current="page"] {
    background: hsl(var(--hue), 40%, 90%);
    color: var(--accent-300);
    font-weight: 600;
}

.nav-item > a .nav-icon {
    width: 1.1rem;
    text-align: center;
    color: var(--color-muted);
    flex-shrink: 0;
}

.nav-item > a:hover .nav-icon,
.nav-item > a[aria-current="page"] .nav-icon {
    color: var(--accent-400);
}

/* Collapsible details/summary */
.nav-item details > summary {
    display: flex;
    align-items: center;
    gap: var(--p3);
    padding: var(--p2) var(--p3);
    cursor: pointer;
    list-style: none;
    color: var(--color-text);
    border-radius: var(--rad-2);
    font-size: var(--font-size-1);
    transition: background 0.15s, color 0.15s;
    user-select: none;
}

.nav-item details > summary::-webkit-details-marker { display: none; }

.nav-item details > summary .nav-icon {
    width: 1.1rem;
    text-align: center;
    color: var(--color-muted);
    flex-shrink: 0;
}

.nav-item details > summary .nav-chevron {
    margin-left: auto;
    font-size: .75em;
    color: var(--color-muted);
    transition: transform 0.2s;
}

.nav-item details[open] > summary .nav-chevron {
    transform: rotate(180deg);
}

.nav-item details > summary:hover {
    background: hsl(var(--hue), 40%, 93%);
    color: var(--accent-300);
}

.nav-item details[open] > summary {
    color: var(--accent-300);
    font-weight: 600;
}

/* Submenu */
.nav-item details > ul {
    list-style: none;
    margin: var(--p1) 0 var(--p1) calc(1.1rem + var(--p3) + var(--p3));
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--g1);
}

.nav-item details > ul a {
    display: block;
    padding: var(--p1) var(--p3);
    text-decoration: none;
    color: var(--color-muted);
    border-radius: var(--rad-2);
    font-size: var(--font-small);
    transition: color 0.15s, background 0.15s;
}

.nav-item details > ul a:hover {
    color: var(--accent-300);
    background: hsl(var(--hue), 40%, 95%);
}

/* HR separator */
li[role="separator"] > hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--p2) 0;
}

/* ============================================
   CARD
   ============================================ */
.card {
    background: var(--surface-card);
    border-radius: var(--rad-3);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.07), 0 1px 8px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--color-border);
    padding: var(--p4);
    margin-bottom: var(--p4);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--p2);
    padding: var(--p2) var(--p4);
    border: 1px solid transparent;
    border-radius: var(--rad-2);
    font-size: var(--font-size-1);
    font-family: inherit;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    white-space: nowrap;
    background: transparent;
    color: var(--color-text);
    line-height: 1.5;
    vertical-align: middle;
}

.btn:hover { opacity: 0.88; }

.btn-outline-secondary {
    border-color: var(--color-border);
    color: var(--color-text);
}

.btn-outline-secondary:hover {
    background: hsl(var(--hue), 40%, 93%);
    border-color: var(--accent-700);
    color: var(--accent-300);
}

.btn-primary {
    background: var(--accent-400);
    border-color: var(--accent-400);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-300);
    border-color: var(--accent-300);
    opacity: 1;
}

.btn-lg {
    padding: var(--p3) var(--p5);
    font-size: var(--font-size-2);
    border-radius: var(--rad-3);
}

/* Icon action buttons (empty tds / btns with bi-* classes) */
.ibutton {
    color: var(--color-muted) !important;
    font-size: 1.2rem;
    width: 34px;
    min-width: 34px;
    height: 34px;
    vertical-align: middle;
    text-align: center;
    cursor: pointer;
    border-radius: var(--rad-2);
    border: none;
    background: transparent;
    padding: 0 !important;
    transition: color 0.15s, background 0.15s;
}

.ibutton:hover {
    color: var(--accent-400) !important;
    background: hsl(var(--hue), 40%, 93%);
}

#btn_worker:disabled {
    border-color: transparent !important;
    opacity: 0.4;
}

/* ============================================
   FORMS
   ============================================ */
.form-label,
label {
    display: block;
    font-size: var(--font-small);
    font-weight: 600;
    color: var(--color-muted);
    margin-bottom: var(--p1);
}

.form-group {
    margin-bottom: var(--p4);
}

.form-control,
input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="search"],
textarea {
    display: block;
    width: 100%;
    padding: var(--p2) var(--p3);
    border: 1px solid var(--color-border);
    border-radius: var(--rad-2);
    background: var(--surface-card);
    color: var(--color-text);
    font-size: var(--font-size-1);
    font-family: inherit;
    line-height: 1.5;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.form-control:focus,
input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus {
    outline: none;
    border-color: var(--accent-500);
    box-shadow: 0 0 0 3px hsl(var(--hue), var(--sat), 90%);
}

/* Input group */
.input-group {
    display: flex;
    align-items: stretch;
    margin-bottom: var(--p3);
}

.input-group .form-control {
    border-radius: 0 var(--rad-2) var(--rad-2) 0;
    border-left: none;
}

.input-group-prepend {
    display: flex;
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: var(--p2) var(--p3);
    background: hsl(0, 0%, 96%);
    border: 1px solid var(--color-border);
    border-right: none;
    border-radius: var(--rad-2) 0 0 var(--rad-2);
    color: var(--color-muted);
    font-size: var(--font-size-1);
}

/* Input group with suffix (password toggle) */
.input-group-merge {
    display: flex;
    align-items: stretch;
}

.input-group-merge .form-control {
    border-radius: var(--rad-2) 0 0 var(--rad-2);
    border-right: none;
}

.input-group-merge .input-group-text {
    border-radius: 0 var(--rad-2) var(--rad-2) 0;
    border-left: none;
    border-right: 1px solid var(--color-border);
    cursor: pointer;
}

.input-group-merge .input-group-text:hover {
    background: hsl(var(--hue), 40%, 93%);
}

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

.table-responsive td,
.table-responsive th {
    padding: var(--p2);
    vertical-align: middle;
}

.table-responsive tr:hover > td {
    background: hsl(var(--hue), 20%, 97%);
}

/* ============================================
   BOOTSTRAP-SELECT OVERRIDES
   ============================================ */
.bootstrap-select > .dropdown-toggle {
    width: 100%;
    padding: var(--p2) var(--p3);
    border: 1px solid var(--color-border);
    border-radius: var(--rad-2);
    background: var(--surface-card);
    color: var(--color-text);
    font-size: var(--font-size-1);
    font-family: inherit;
    cursor: pointer;
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: auto;
    line-height: 1.5;
    box-shadow: none;
}

.bootstrap-select > .dropdown-toggle:focus {
    outline: none;
    border-color: var(--accent-500);
    box-shadow: 0 0 0 3px hsl(var(--hue), var(--sat), 90%);
}

.bootstrap-select.show > .dropdown-toggle {
    border-color: var(--accent-500);
}

.bootstrap-select .dropdown-menu {
    background: var(--surface-card);
    border: 1px solid var(--color-border);
    border-radius: var(--rad-3);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    padding: var(--p2) 0;
    z-index: 1050;
    min-width: 100%;
}

.bootstrap-select .dropdown-item {
    padding: var(--p2) var(--p3);
    color: var(--color-text);
    cursor: pointer;
    font-size: var(--font-size-1);
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
    display: block;
}

.bootstrap-select .dropdown-item:hover,
.bootstrap-select .dropdown-item:focus,
.bootstrap-select .dropdown-item.active {
    background: hsl(var(--hue), 40%, 93%);
    color: var(--accent-300);
    outline: none;
}

.bootstrap-select .dropdown-item.selected {
    background: hsl(var(--hue), 40%, 90%);
    color: var(--accent-300);
    font-weight: 600;
}

.bootstrap-select .bs-searchbox {
    padding: var(--p2) var(--p3);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--p1);
}

.bootstrap-select .bs-searchbox input {
    border: 1px solid var(--color-border);
    border-radius: var(--rad-2);
    padding: var(--p1) var(--p2);
    width: 100%;
    font-size: var(--font-small);
    background: var(--surface);
}

.bootstrap-select .bs-searchbox input:focus {
    outline: none;
    border-color: var(--accent-500);
}

/* ============================================
   COMPAT UTILITIES  (Bootstrap class aliases)
   ============================================ */

/* Display */
.d-table-cell  { display: table-cell !important; }
.d-flex        { display: flex !important; }
.d-block       { display: block !important; }
.d-none        { display: none !important; }

/* Width */
.w-100  { width: 100% !important; }
.w-auto { width: auto !important; }

/* Overflow */
.overflow-auto { overflow: auto !important; }

/* Text */
.text-start  { text-align: left !important; }
.text-center { text-align: center !important; }
.text-end    { text-align: right !important; }

/* Flex helpers */
.flex-row       { flex-direction: row !important; }
.flex-column    { flex-direction: column !important; }
.flex-wrap      { flex-wrap: wrap !important; }
.justify-content-center  { justify-content: center !important; }
.justify-content-between { justify-content: space-between !important; }
.align-items-center      { align-items: center !important; }

/* Grid */
.container       { max-width: 1200px; margin: 0 auto; padding: 0 var(--p4); }
.container-fluid { width: 100%; padding: 0 var(--p4); }
.row             { display: flex; flex-wrap: wrap; margin: 0 calc(-1 * var(--p2)); }
.col             { flex: 1 1 0; min-width: 0; padding: 0 var(--p2); }
.col-auto        { flex: 0 0 auto; padding: 0 var(--p2); }
.col-12          { flex: 0 0 100%; max-width: 100%; padding: 0 var(--p2); }
.col-md-5        { flex: 0 0 41.666667%; max-width: 41.666667%; padding: 0 var(--p2); }
.col-xl-4        { flex: 0 0 33.333333%; max-width: 33.333333%; padding: 0 var(--p2); }

/* Border */
.border-0 { border: none !important; }
.border   { border: 1px solid var(--color-border) !important; }
.border-1 { border-width: 1px !important; }

/* Spacing — padding axis */
.p-0  { padding: 0 !important; }
.pt-3 { padding-top: var(--p3) !important; }
.pb-3 { padding-bottom: var(--p3) !important; }
.ps-2 { padding-left: var(--p2) !important; }
.ps-3 { padding-left: var(--p3) !important; }
.pe-2 { padding-right: var(--p2) !important; }
.pe-3 { padding-right: var(--p3) !important; }

/* Spacing — margin axis */
.mt-3 { margin-top: var(--p3) !important; }
.mt-5 { margin-top: var(--p6) !important; }
.mb-3 { margin-bottom: var(--p3) !important; }
.mb-4 { margin-bottom: var(--p4) !important; }
.ms-1 { margin-left: var(--p1) !important; }
.ms-2 { margin-left: var(--p2) !important; }
.me-2 { margin-right: var(--p2) !important; }
.me-3 { margin-right: var(--p3) !important; }
.my-5 { margin-top: var(--p6) !important; margin-bottom: var(--p6) !important; }
.m-auto { margin: auto !important; }
.mb-3  { margin-bottom: var(--p3) !important; }

/* Typography */
.display-4 { font-size: var(--font-size-5); font-weight: 700; line-height: 1.2; }

/* ============================================
   SEMANTIC CLASSES (existing views)
   ============================================ */
.kunde {
    font-weight: 700;
    font-size: var(--font-size-2);
    color: var(--accent-400);
}

.proKunName {
    color: var(--accent-400);
    font-weight: 700;
    font-size: var(--font-size-2);
}

.username {
    color: var(--accent-500);
    font-weight: 700;
    font-size: var(--font-size-2);
    margin: 0;
}

.ttask {
    color: var(--color-text);
    font-weight: 700;
    font-size: var(--font-size-2);
    margin: 0;
}

.tpro,
.mpro,
.pro {
    color: var(--color-text);
    font-weight: 700;
}

.tlinie   { font-weight: 700; }
.tpro     { text-align: left; }

.chstyle {
    background: transparent;
    padding-left: var(--p2);
    border-bottom: none;
}

#liste:hover { cursor: pointer; }

#uber,
#hprojekth {
    color: var(--color-text);
    font-weight: 700;
}

/* ============================================
   WORK WIDGET (navigation.php)
   ============================================ */
#work h4 {
    font-size: var(--font-size-2);
    font-weight: 700;
    margin-bottom: var(--p3);
}

#work-vertrag table {
    width: 100%;
}

#workers {
    max-height: 280px;
    overflow-y: auto;
}

/* ============================================
   ALERT
   ============================================ */
.alert-danger {
    background: hsl(0, 60%, 96%);
    color: var(--error-dark);
    border: 1px solid hsl(0, 60%, 85%);
    border-radius: var(--rad-2);
    padding: var(--p3);
}

/* ============================================
   LOGIN PAGE
   ============================================ */
body:has(.login-wrapper) {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--surface);
}

body:has(.login-wrapper) #footer {
    display: none;
}

.login-wrapper {
    width: 100%;
    max-width: 420px;
    padding: var(--p6);
    background: var(--surface-card);
    border-radius: var(--rad-4);
    box-shadow: 0 2px 24px rgba(0, 0, 0, 0.09);
    border: 1px solid var(--color-border);
    margin: auto;
}

/* Fallback for login page without .login-wrapper */
.row.justify-content-center {
    justify-content: center;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media screen and (max-width: 768px) {
    #main {
        flex-direction: column;
    }

    #navigation {
        width: 100% !important;
        min-height: auto;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }

    #logo-nav {
        padding: var(--p3);
    }

    .navbar-toggler {
        display: flex;
        align-items: center;
    }

    #navbarContent {
        display: none !important;
    }

    #navbarContent.show {
        display: flex !important;
    }

    #content {
        padding: var(--p3);
    }

    #work, #vertrag, #task {
        margin-top: var(--p4);
    }

    #wKunde, #wProject, #wTask, #tab_kunde, #fav {
        font-size: var(--font-small);
    }

    h4, h5 { font-size: var(--font-size-1) !important; }

    .ibutton {
        font-size: 1.1rem !important;
        width: 28px !important;
        min-width: 28px !important;
    }

    .col-md-5 { flex: 0 0 100%; max-width: 100%; }
    .col-xl-4 { flex: 0 0 100%; max-width: 100%; }
}