/* Style übernommen aus style-example.php (nur Optik, keine Logik) */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg:      #000000;
    --surface: #16181c;
    --border:  #2f3336;
    --text:    #e7e9ea;
    --muted:   #71767b;
    --accent:  #1d9bf0;
    --green:   #4ade80;
    --red:     #f4212e;
    --orange:  #f97316;
}

/* ── footer ── */
.page-footer {
    text-align: center;
    padding: 24px 20px 32px;
    font-size: 12px;
    color: var(--muted);
}
.page-footer a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.15s;
}
.page-footer a:hover { color: var(--accent); }
.page-footer .sep { margin: 0 8px; opacity: .4; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
                 Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
}

/* ── stars ── */
#starsCanvas {
    position: fixed; inset: 0; z-index: -1; background: #000;
}

/* ── layout ── */
.container {
    display: flex; justify-content: center;
    min-height: 100vh; position: relative; z-index: 1;
}
.main-content { flex: 1; max-width: 900px; min-height: 100vh; }

/* ══════════════════════════════════════════════
   HEADER — fixed + GPU slide-away on scroll
══════════════════════════════════════════════ */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    background: rgba(0, 0, 0, 0.78);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    will-change: transform;
    transition:
        transform 0.34s cubic-bezier(0.4, 0.0, 0.2, 1),
        opacity   0.26s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.header.is-hidden {
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
}

.header-inner {
    max-width: 900px;
    margin: 0 auto;
    padding: 14px 20px;
}

/* ── keyframes ── */
@keyframes fadeUp  { from{opacity:0;transform:translateY(9px)} to{opacity:1;transform:none} }
@keyframes slideD  { from{opacity:0;transform:translateY(-8px)} to{opacity:1;transform:none} }
@keyframes scaleIn { from{opacity:0;transform:scale(0.95)} to{opacity:1;transform:none} }
@keyframes spin    { to{transform:rotate(360deg)} }
@keyframes shakeX  {
    0%,100%{transform:translateX(0)}
    20%{transform:translateX(-5px)} 40%{transform:translateX(5px)}
    60%{transform:translateX(-3px)} 80%{transform:translateX(3px)}
}
@keyframes checkPop {
    0%  {transform:scale(0) rotate(-12deg);opacity:0}
    60% {transform:scale(1.18) rotate(3deg);opacity:1}
    100%{transform:none;opacity:1}
}
@keyframes toastIn  {from{transform:translateX(108%);opacity:0}to{transform:none;opacity:1}}
@keyframes toastOut {from{transform:none;opacity:1}to{transform:translateX(108%);opacity:0}}
@keyframes bannerIn {from{opacity:0;transform:scale(0.97)}to{opacity:1;transform:none}}

.header { animation: slideD 0.38s ease-out; }

.stundenplan-item { animation: fadeUp 0.38s ease-out both; }
.stundenplan-item:nth-child(1) {animation-delay:.04s}
.stundenplan-item:nth-child(2) {animation-delay:.08s}
.stundenplan-item:nth-child(3) {animation-delay:.12s}
.stundenplan-item:nth-child(4) {animation-delay:.16s}
.stundenplan-item:nth-child(5) {animation-delay:.20s}
.stundenplan-item:nth-child(6) {animation-delay:.24s}
.stundenplan-item:nth-child(7) {animation-delay:.28s}
.stundenplan-item:nth-child(8) {animation-delay:.32s}
.stundenplan-item:nth-child(9) {animation-delay:.36s}
.stundenplan-item:nth-child(10){animation-delay:.40s}

/* ── header rows ── */
.header-top-row {
    display: flex; justify-content: space-between;
    align-items: center; margin-bottom: 10px;
}
.header h1 { font-size: 20px; font-weight: 700; }
.header-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ── buttons ── */
.icon-btn {
    background: transparent; border: 1px solid var(--border);
    color: var(--accent); padding: 8px 12px; border-radius: 9999px;
    font-size: 15px; cursor: pointer; line-height: 1; position: relative;
    transition: background 0.18s, transform 0.18s, border-color 0.18s, color 0.18s;
}
.icon-btn:hover { background: #181818; transform: translateY(-1px); }
.icon-btn.active { color: var(--green); border-color: var(--green); }
.notif-dot {
    position: absolute; top: 5px; right: 5px;
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--red); display: none;
}
.icon-btn.has-update .notif-dot { display: block; }

.text-btn {
    background: transparent; border: 1px solid var(--border);
    color: var(--accent); padding: 8px 16px; border-radius: 9999px;
    font-size: 14px; cursor: pointer;
    transition: background 0.18s, transform 0.18s;
}
.text-btn:hover { background: #181818; transform: translateY(-1px); }

.primary-btn {
    background: var(--accent); color: #fff; border: none;
    padding: 10px 20px; border-radius: 9999px;
    font-weight: 700; font-size: 15px; cursor: pointer; margin-top: 10px;
    transition: background 0.18s, transform 0.18s, box-shadow 0.18s;
}
.primary-btn:hover { background: #1a8cd8; transform: translateY(-1px); box-shadow: 0 4px 14px rgba(29,155,240,.28); }

/* ── filter ── */
.filter-section {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 12px; padding: 16px; margin-top: 10px;
}
.filter-section.hidden { display: none; }
.filter-section h3 { font-size: 17px; font-weight: 700; margin-bottom: 14px; }
.filter-group { margin-bottom: 14px; }
.filter-label {
    display: block; font-size: 11px; font-weight: 700; letter-spacing: .06em;
    text-transform: uppercase; color: var(--muted); margin-bottom: 8px;
}
.filter-buttons { display: flex; flex-wrap: wrap; gap: 7px; }
.filter-btn {
    background: transparent; border: 1px solid var(--border);
    color: var(--text); padding: 7px 15px; border-radius: 9999px;
    font-size: 14px; cursor: pointer;
    transition: background 0.15s, transform 0.15s, border-color 0.15s, color 0.15s;
}
.filter-btn:hover { background: #181818; }
.filter-btn.active { background: var(--accent); border-color: var(--accent); color: #000; font-weight: 700; }

/* ── view toggle ── */
.view-toggle { display: flex; gap: 8px; margin-top: 10px; }
.view-toggle button {
    flex: 1; background: transparent; border: 1px solid var(--border);
    color: var(--text); padding: 9px; border-radius: 9999px;
    font-size: 15px; cursor: pointer;
    transition: background 0.15s, transform 0.15s;
}
.view-toggle button:hover { background: #181818; }
.view-toggle button.active {
    background: var(--accent); border-color: var(--accent);
    color: #000; font-weight: 700;
}

/* ── class selector ── */
.class-selector { margin-top: 10px; display: flex; align-items: center; gap: 12px; }
.class-selector label { font-size: 15px; font-weight: 600; white-space: nowrap; }
.class-selector .klasse-select {
    flex: 1; background: var(--surface); border: 1px solid var(--border);
    border-radius: 8px; padding: 9px 12px; color: var(--text);
    font-size: 15px; outline: none; transition: border-color 0.15s;
}
.class-selector .klasse-select:focus { border-color: var(--accent); }

/* ── date nav ── */
.date-navigation { margin-top: 12px; }
.date-display { font-size: 15px; font-weight: 600; margin-bottom: 9px; text-align: center; }
.btn-row { display: flex; gap: 8px; }
.btn-row button {
    flex: 1; background: var(--accent); color: #fff; border: none;
    padding: 9px; border-radius: 9999px; font-weight: 700; font-size: 15px; cursor: pointer;
    transition: background 0.18s, transform 0.18s;
}
.btn-row button:hover { background: #1a8cd8; transform: translateY(-1px); }
.btn-row .sec { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-row .sec:hover { background: #181818; }

/* ── cookie warning ── */
.cookie-warning {
    background: #2a1a1e; border: 1px solid #5d2a2e; border-radius: 8px;
    padding: 11px; margin-bottom: 14px; display: flex; gap: 10px;
}
.cookie-warning-icon { color: var(--red); font-size: 14px; font-weight: 700; flex-shrink: 0; margin-top: 1px; }
.cookie-warning p { font-size: 13px; line-height: 1.45; }

/* ── content ── */
.content { padding: 20px; }

/* ── status ── */
.status {
    padding: 13px 16px; border-radius: 12px; margin-bottom: 16px;
    font-size: 14px; font-weight: 600;
}
.status.success { background: #0d2818; border: 1px solid #1d5a3a; color: var(--green); }
.status.error   { background: #2a1a1e; border: 1px solid #5d2a2e; color: var(--red);   }
.status.info    { background: #0a1929; border: 1px solid #1d4976; color: var(--accent);}
.status.warning { background: #1a1200; border: 1px solid #5a3a00; color: var(--orange);}

/* ── changes banner ── */
.changes-banner {
    background: linear-gradient(135deg, #1a1000, #181200);
    border: 1px solid var(--orange); border-radius: 12px;
    padding: 13px 16px; margin-bottom: 16px;
    animation: bannerIn 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}
.changes-banner-title {
    font-size: 12px; font-weight: 700; color: var(--orange);
    text-transform: uppercase; letter-spacing: .06em; margin-bottom: 8px;
}
.changes-banner-item { font-size: 13px; color: #f0c060; margin-bottom: 3px; }
.changes-banner-item:last-child { margin-bottom: 0; }

/* ── events banner ── */
.events-banner {
    background: linear-gradient(135deg, #0d200d, #0a1a0a);
    border: 1px solid var(--green); border-radius: 12px;
    padding: 13px 16px; margin-bottom: 16px;
    animation: bannerIn 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}
.events-banner-title {
    font-size: 12px; font-weight: 700; color: var(--green);
    text-transform: uppercase; letter-spacing: .06em; margin-bottom: 8px;
}
.events-banner-item { font-size: 13px; color: #86efac; margin-bottom: 3px; }
.events-banner-item:last-child { margin-bottom: 0; }

/* ── loading ── */
.loading { text-align: center; padding: 60px 20px; }
.spinner {
    width: 44px; height: 44px; border: 4px solid var(--border);
    border-top-color: var(--accent); border-radius: 50%;
    animation: spin 0.85s linear infinite; margin: 0 auto 18px;
}
.loading p { color: var(--muted); font-size: 15px; }

/* ── empty ── */
.empty-state { text-align: center; padding: 60px 20px; color: var(--muted); font-size: 15px; }

/* ── stundenplan item ── */
.stundenplan-item {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 12px; padding: 15px; margin-bottom: 11px;
    transition: background 0.2s, border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.stundenplan-item:hover {
    background: #1c1f23; border-color: #3d4144;
    transform: translateX(4px);
    box-shadow: -4px 0 0 0 var(--accent), 0 4px 16px rgba(0,0,0,.45);
}
.stundenplan-item.geaendert {
    border-color: var(--orange);
    background: linear-gradient(135deg, #1a1000, var(--surface));
}
.stundenplan-item.geaendert:hover {
    box-shadow: -4px 0 0 0 var(--orange), 0 4px 16px rgba(249,115,22,.18);
}
.stundenplan-item.ausgefallen {
    border-color: #5d2a2e; opacity: .74;
    background: linear-gradient(135deg, #1a0808, var(--surface));
}
.stundenplan-item.ausgefallen:hover {
    opacity: 1;
    box-shadow: -4px 0 0 0 var(--red), 0 4px 16px rgba(244,33,46,.15);
}
.stundenplan-item.event {
    border-color: var(--green);
    background: linear-gradient(135deg, #0d200d, var(--surface));
}
.stundenplan-item.event:hover {
    box-shadow: -4px 0 0 0 var(--green), 0 4px 16px rgba(74,222,128,.18);
}

.stunde-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 7px; }
.stunde-nr   { font-size: 11px; font-weight: 700; color: var(--accent); letter-spacing: .06em; text-transform: uppercase; }
.stunde-zeit { font-size: 12px; color: var(--muted); }
.fach-name   { font-size: 19px; font-weight: 700; margin-bottom: 7px; }
.fach-name.ev-name { color: var(--green); }
.fach-aus    { font-size: 16px; font-weight: 700; color: var(--red); opacity: .78; margin-bottom: 7px; text-decoration: line-through; }
.detail-row  { font-size: 14px; color: var(--muted); margin-bottom: 3px; }
.detail-row.no-room { font-style: italic; }

.badges { margin-top: 8px; display: flex; flex-wrap: wrap; gap: 5px; }
.badge {
    display: inline-block; padding: 3px 10px; border-radius: 9999px;
    font-size: 11px; font-weight: 700; letter-spacing: .02em;
}
.b-warn  { background: #1a1000; border: 1px solid var(--orange); color: var(--orange); }
.b-out   { background: #2a1a1e; border: 1px solid #5d2a2e;       color: var(--red);    }
.b-ag    { background: #1a2a1a; border: 1px solid #2a5a2a;       color: var(--green);  }
.b-info  { background: #0a1929; border: 1px solid #1d4976;       color: var(--accent); }
.b-room  { background: #1a1a2a; border: 1px solid #3a3a6a;       color: #a5b4fc;       }
.b-event { background: #0d200d; border: 1px solid var(--green);  color: var(--green);  }

/* ── wochenplan ── */
.wochenplan-container { overflow-x: auto; }
.wochenplan-table {
    width: 100%; border-collapse: separate; border-spacing: 0;
    border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
}
.wochenplan-table thead th {
    background: var(--surface); padding: 13px 9px; text-align: center;
    font-size: 13px; font-weight: 700; border-bottom: 1px solid var(--border);
}
.wochenplan-table tbody td {
    background: var(--bg); padding: 9px; border-bottom: 1px solid var(--border);
    border-right: 1px solid var(--border); min-width: 106px; vertical-align: top;
}
.wochenplan-table tbody td:first-child { font-weight:700; text-align:center; color:var(--accent); min-width:44px; font-size:13px; }
.wochenplan-table tbody td:last-child  { border-right: none; }
.wochenplan-table tbody tr:last-child td { border-bottom: none; }
.wp-cell {
    background: var(--surface); border-radius: 7px; padding: 7px 8px;
    margin-bottom: 5px; transition: background 0.15s, transform 0.15s;
}
.wp-cell:last-child { margin-bottom: 0; }
.wp-cell:hover { background: #1c1f23; transform: scale(1.02); }
.wp-cell.geaendert   { border-left: 3px solid var(--orange); }
.wp-cell.ausgefallen { border-left: 3px solid var(--red); opacity: .72; }
.wp-cell.event       { border-left: 3px solid var(--green); }
.wp-fach    { font-size: 13px; font-weight: 700; margin-bottom: 3px; }
.wp-fach.ev { color: var(--green); }
.wp-details { font-size: 11px; color: var(--muted); }
.wp-badge {
    display: inline-block; font-size: 10px; font-weight: 700;
    padding: 1px 6px; border-radius: 9999px; margin-top: 4px;
}
.wp-badge.g  { background: #1a1000; border: 1px solid var(--orange); color: var(--orange); }
.wp-badge.a  { background: #2a1a1e; border: 1px solid var(--red);    color: var(--red);    }
.wp-badge.ev { background: #0d200d; border: 1px solid var(--green);  color: var(--green);  }

/* ── info modal ── */
#infoModal {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 12px; padding: 15px; margin-top: 10px; display: none;
    animation: scaleIn 0.2s ease-out;
}
#infoModal p { font-size: 14px; margin-bottom: 7px; }
#infoModal p:last-of-type { color: var(--accent); font-weight: 600; }
#infoModal button {
    margin-top: 10px; width: 100%; background: transparent;
    border: 1px solid var(--border); color: var(--text);
    padding: 9px; border-radius: 9999px; cursor: pointer; font-size: 14px;
    transition: background 0.15s;
}
#infoModal button:hover { background: rgba(255,255,255,.05); }

/* ── toasts ── */
#toastContainer {
    position: fixed; bottom: 20px; right: 20px; z-index: 9000;
    display: flex; flex-direction: column; gap: 9px;
    max-width: 320px; width: calc(100vw - 40px);
    pointer-events: none;
}
.toast {
    background: var(--surface); border: 1px solid var(--orange);
    border-radius: 12px; padding: 13px 14px;
    box-shadow: 0 8px 32px rgba(0,0,0,.72);
    pointer-events: all;
    display: flex; gap: 11px; align-items: flex-start;
    animation: toastIn 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}
.toast.info-toast { border-color: var(--accent); }
.toast-icon  { font-size: 13px; font-weight: 900; flex-shrink: 0; margin-top: 2px; color: var(--orange); }
.toast.info-toast .toast-icon { color: var(--accent); }
.toast-body  { flex: 1; min-width: 0; }
.toast-title { font-size: 13px; font-weight: 700; color: var(--orange); margin-bottom: 3px; }
.toast.info-toast .toast-title { color: var(--accent); }
.toast-text  { font-size: 12px; color: var(--text); line-height: 1.5; }
.toast-close {
    color: var(--muted); font-size: 14px; cursor: pointer;
    flex-shrink: 0; line-height: 1; transition: color 0.15s;
}
.toast-close:hover { color: var(--text); }

/* ── light mode ── */
body.light-mode {
    --bg:      #ffffff;
    --surface: #f7f9f9;
    --border:  #eff3f4;
    --text:    #0f1419;
    --muted:   #536471;
}
body.light-mode #starsCanvas { opacity: .07; }
body.light-mode .header { background: rgba(255,255,255,.90); }
body.light-mode .class-selector select { background: #f7f9f9; border-color: #cfd9de; }
body.light-mode .spinner { border-color: #eff3f4; border-top-color: var(--accent); }
body.light-mode .stundenplan-item.geaendert  { background: linear-gradient(135deg,#fffbf0,#f7f9f9); }
body.light-mode .stundenplan-item.ausgefallen{ background: linear-gradient(135deg,#fff0f0,#f7f9f9); }
body.light-mode .stundenplan-item.event      { background: linear-gradient(135deg,#f0fff4,#f7f9f9); }
body.light-mode .wochenplan-table { background: #fff; }
body.light-mode .wochenplan-table thead th { background: #f7f9f9; }
body.light-mode .wochenplan-table tbody td  { background: #fff;    }
body.light-mode .wp-cell { background: #f7f9f9; }
body.light-mode .wp-cell:hover { background: #eff3f4; }
body.light-mode .toast  { background: #fff; box-shadow: 0 8px 32px rgba(0,0,0,.14); }
body.light-mode .changes-banner { background: linear-gradient(135deg,#fffbf0,#fffff5); }
body.light-mode .events-banner  { background: linear-gradient(135deg,#f0fff4,#f5fffa); }
body.light-mode .filter-section { background: #f7f9f9; border-color: #eff3f4; }
body.light-mode .filter-btn  { color: #0f1419; border-color: #cfd9de; }
body.light-mode .filter-btn:hover { background: #f0f3f4; }
body.light-mode .view-toggle button { color: #0f1419; border-color: #cfd9de; }
body.light-mode .btn-row .sec { color: #0f1419; border-color: #cfd9de; }
body.light-mode .btn-row .sec:hover { background: #f0f3f4; }
body.light-mode .status.success { background:#e8f5e9; border-color:#a5d6a7; color:#2e7d32; }
body.light-mode .status.info    { background:#e3f2fd; border-color:#90caf9; color:#1565c0; }
body.light-mode .status.error   { background:#ffebee; border-color:#ef9a9a; color:#c62828; }
body.light-mode .status.warning { background:#fff8e1; border-color:#ffe082; color:#e65100; }

@media (max-width: 768px) {
    .main-content { max-width: 100%; }
    .header h1 { font-size: 18px; }
    #toastContainer { bottom: 12px; right: 12px; max-width: calc(100vw - 24px); }
}

/* ── MOBILE OPTIMIERUNGEN ── */
@media (max-width: 600px) {
    .header-inner { padding: 10px 14px; }
    .header h1 { font-size: 17px; }
    .header-actions { gap: 5px; }
    .icon-btn { padding: 7px 9px; font-size: 14px; }
    .text-btn  { padding: 7px 11px; font-size: 13px; }
    .primary-btn { padding: 9px 16px; font-size: 14px; margin-top: 8px; }
    .filter-section { padding: 13px 12px; }
    .filter-btn { padding: 7px 12px; font-size: 13px; }
    .filter-buttons { gap: 6px; }
    .view-toggle { gap: 6px; margin-top: 8px; }
    .view-toggle button { padding: 8px; font-size: 14px; }
    .class-selector { gap: 8px; margin-top: 8px; }
    .class-selector label { font-size: 14px; }
    .class-selector select { padding: 8px 10px; font-size: 14px; }
    .date-navigation { margin-top: 10px; }
    .date-display { font-size: 13px; margin-bottom: 7px; }
    .btn-row button { padding: 8px; font-size: 14px; }
    .content { padding: 12px; }
    .stundenplan-item { padding: 13px 12px; margin-bottom: 9px; }
    .stunde-nr   { font-size: 11px; }
    .stunde-zeit { font-size: 11px; }
    .fach-name   { font-size: 17px; margin-bottom: 5px; }
    .fach-aus    { font-size: 15px; }
    .detail-row  { font-size: 13px; }
    .badge       { font-size: 10px; padding: 2px 8px; }
    .badges      { gap: 4px; margin-top: 6px; }
    .stundenplan-item:hover { transform: none; box-shadow: none; }
    .changes-banner { padding: 11px 13px; }
    .changes-banner-title { font-size: 11px; }
    .changes-banner-item  { font-size: 12px; }
    .events-banner { padding: 11px 13px; }
    .events-banner-title { font-size: 11px; }
    .events-banner-item  { font-size: 12px; }
    .status { padding: 11px 13px; font-size: 13px; }
    .wochenplan-table thead th { padding: 10px 6px; font-size: 12px; }
    .wochenplan-table tbody td { padding: 6px; min-width: 80px; }
    .wp-fach    { font-size: 12px; }
    .wp-details { font-size: 10px; }
    .wp-badge   { font-size: 9px;  }
    #toastContainer { max-width: calc(100vw - 24px); bottom: 10px; right: 12px; }
    .toast { padding: 11px 12px; border-radius: 10px; }
    .toast-title { font-size: 12px; }
    .toast-text  { font-size: 11px; }
}

@media (max-width: 380px) {
    .header-inner { padding: 9px 11px; }
    .header h1 { font-size: 15px; }
    .text-btn { display: none; }
    .icon-btn { padding: 7px 8px; }
    .fach-name { font-size: 16px; }
}

@supports (padding-bottom: env(safe-area-inset-bottom)) {
    #toastContainer {
        bottom: calc(16px + env(safe-area-inset-bottom));
    }
}

/* ── event hide toggle ── */
.event-hide-btn {
    display: inline-flex; align-items: center; gap: 7px;
    background: rgba(74,222,128,.08); border: 1px solid var(--green);
    color: var(--green); padding: 8px 16px; border-radius: 9999px;
    font-size: 13px; font-weight: 600; cursor: pointer; margin-bottom: 14px;
    transition: background 0.18s, opacity 0.18s;
}
.event-hide-btn:hover { background: rgba(74,222,128,.16); }
.event-hide-btn.hidden-mode {
    background: rgba(113,118,123,.08); border-color: var(--muted); color: var(--muted);
}