/* ---------------------------------------------------------------
   Gestaltung: ruhig, sachlich, gut lesbar.
   Systemschriften, keine externen Dateien (Datenschutz, Ladezeit).
   --------------------------------------------------------------- */

:root {
    --tanne:        #2D4A43;
    --tanne-dunkel: #1F3732;
    --nebel:        #EDF0EF;
    --papier:       #FFFFFF;
    --tinte:        #1E2B28;
    --grau:         #55655F;
    --rand:         #BAC5C1;
    --messing:      #9A7B3F;
    --fehler:       #A33A2C;
    --fehler-hell:  #F8E9E6;
    --ok:           #2F6B4F;
    --ok-hell:      #E6F1EC;

    --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
    --sans:  system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--sans);
    font-size: 1rem;
    line-height: 1.5;
    color: var(--tinte);
    background: var(--nebel);
}

h1 {
    font-family: var(--serif);
    font-weight: 600;
    font-size: 1.75rem;
    line-height: 1.2;
    margin: 0 0 0.75rem;
}

a { color: var(--tanne); }

:focus-visible {
    outline: 3px solid var(--messing);
    outline-offset: 2px;
}

.lead { margin: 0 0 1.5rem; color: var(--grau); max-width: 34rem; }
.hint { margin: 0.25rem 0 0; font-size: 0.875rem; color: var(--grau); }
.aside { margin: 1.5rem 0 0; font-size: 0.9375rem; }

/* ---------------- Formulare ---------------- */

label {
    display: block;
    margin-top: 1.25rem;
    font-weight: 600;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="datetime-local"],
textarea {
    display: block;
    width: 100%;
    margin-top: 0.35rem;
    padding: 0.7rem 0.8rem;
    font: inherit;
    color: var(--tinte);
    background: var(--papier);
    border: 1px solid var(--rand);
    border-radius: 4px;
}

select {
    display: block;
    width: 100%;
    margin-top: 0.35rem;
    padding: 0.7rem 0.8rem;
    font: inherit;
    color: var(--tinte);
    background: var(--papier);
    border: 1px solid var(--rand);
    border-radius: 4px;
}

input[type="text"]:focus-visible,
input[type="email"]:focus-visible,
input[type="password"]:focus-visible,
input[type="datetime-local"]:focus-visible,
textarea:focus-visible,
select:focus-visible {
    border-color: var(--tanne);
}

textarea { resize: vertical; }

[hidden] { display: none !important; }

label.check {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 400;
}

label.check input { width: 1.15rem; height: 1.15rem; }

.button {
    display: inline-block;
    min-height: 2.75rem;
    margin-top: 1.75rem;
    padding: 0.6rem 1.5rem;
    font: inherit;
    font-weight: 600;
    color: var(--papier);
    background: var(--tanne);
    border: 0;
    border-radius: 4px;
    cursor: pointer;
}

.button:hover { background: var(--tanne-dunkel); }

.button-inline { text-decoration: none; margin-top: 0.5rem; }

.message {
    margin: 0 0 1.25rem;
    padding: 0.75rem 1rem;
    border-left: 4px solid var(--fehler);
    background: var(--fehler-hell);
    color: #7C2A20;
}

.steps { margin: 0 0 1rem; padding-left: 1.25rem; max-width: 34rem; }
.steps li { margin-bottom: 0.9rem; }

.secret {
    margin: 0.6rem 0;
    padding: 0.6rem 0.8rem;
    font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
    font-size: 1.1rem;
    letter-spacing: 0.06em;
    word-break: break-all;
    background: var(--nebel);
    border-left: 4px solid var(--messing);
}

/* ---------------- Anmeldeseiten ---------------- */

body.auth {
    display: grid;
    grid-template-columns: minmax(18rem, 5fr) 7fr;
    min-height: 100vh;
}

.auth-brand {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 3rem;
    color: #F2F5F4;
    background: var(--tanne);
}

.auth-name {
    margin: 0 0 1rem;
    font-family: var(--serif);
    font-weight: 600;
    font-size: clamp(2.25rem, 4vw, 3.5rem);
    line-height: 1.05;
}

.auth-claim {
    max-width: 22rem;
    margin: 0;
    font-size: 1.0625rem;
    color: #CBD8D4;
}

.auth-main {
    display: flex;
    align-items: center;
    padding: 3rem;
    background: var(--papier);
}

.auth-box { width: 100%; max-width: 28rem; }

@media (max-width: 760px) {
    body.auth { grid-template-columns: 1fr; min-height: 0; }
    .auth-brand { justify-content: flex-start; padding: 1.5rem; }
    .auth-name { font-size: 1.75rem; margin-bottom: 0.4rem; }
    .auth-main { padding: 1.5rem; }
}

/* ---------------- Bereich nach dem Login ---------------- */

.app-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem 1.5rem;
    padding: 0.75rem 1.5rem;
    color: #F2F5F4;
    background: var(--tanne);
}

.app-title {
    font-family: var(--serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: inherit;
    text-decoration: none;
}

.app-user { display: flex; align-items: center; gap: 1rem; }
.app-user form { margin: 0; }

.button-link {
    padding: 0.4rem 0.9rem;
    font: inherit;
    color: #F2F5F4;
    background: transparent;
    border: 1px solid rgba(242, 245, 244, 0.6);
    border-radius: 4px;
    cursor: pointer;
}

.button-link:hover { background: var(--tanne-dunkel); }

.app-main {
    max-width: 72rem;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* ---------------- Verwaltung ---------------- */

.app-nav { display: flex; gap: 1.25rem; margin-right: auto; margin-left: 1.5rem; }

.app-nav a {
    padding: 0.25rem 0;
    color: inherit;
    text-decoration: none;
    border-bottom: 2px solid transparent;
}

.app-nav a:hover { border-bottom-color: rgba(242, 245, 244, 0.7); }

.message-ok {
    border-left-color: var(--ok);
    background: var(--ok-hell);
    color: #1F4D38;
}

.panel {
    margin: 0 0 1.25rem;
    padding: 1.25rem 1.5rem;
    background: var(--papier);
    border: 1px solid var(--rand);
    border-radius: 6px;
}

.panel h2 {
    margin: 0 0 0.25rem;
    font-family: var(--serif);
    font-size: 1.25rem;
    font-weight: 600;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
    gap: 0 1.25rem;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.button-small { min-height: 2.5rem; margin-top: 0; padding: 0.5rem 1.1rem; }

.button-secondary {
    color: var(--tanne);
    background: var(--papier);
    border: 1px solid var(--tanne);
}

.button-secondary:hover { background: var(--nebel); }

.button-danger {
    color: var(--fehler);
    background: var(--papier);
    border: 1px solid var(--fehler);
}

.button-danger:hover { background: var(--fehler-hell); }

.user-card {
    margin-bottom: 0.75rem;
    background: var(--papier);
    border: 1px solid var(--rand);
    border-radius: 6px;
}

.user-card > summary {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.25rem 1rem;
    padding: 0.9rem 1.25rem;
    list-style: none;
    cursor: pointer;
}

.user-card > summary::-webkit-details-marker { display: none; }
.user-card[open] > summary { border-bottom: 1px solid var(--rand); }

.user-name { font-weight: 600; }
.user-meta { font-size: 0.9375rem; color: var(--grau); }
.user-edit { margin-left: auto; color: var(--tanne); text-decoration: underline; }

.user-body { padding: 0.25rem 1.25rem 1.25rem; }

.user-section {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--nebel);
}

/* ---------------- Kalender ---------------- */

.kat-0 { --kat-bg: #2D4A43; }
.kat-1 { --kat-bg: #7A5F2A; }
.kat-2 { --kat-bg: #3F5A6B; }
.kat-3 { --kat-bg: #66736F; }
.kat-4 { --kat-bg: #6B4E71; }
.kat-5 { --kat-bg: #4F6B3A; }

.kal-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1.25rem;
    margin-bottom: 0.75rem;
}

.kal-gruppe { display: flex; gap: 0.5rem; }
.kal-titel { margin: 0; min-width: 11rem; font-size: 1.5rem; }
.kal-neu { margin-left: auto; }

.kal-gruppe .button-secondary[aria-pressed="true"] {
    color: var(--papier);
    background: var(--tanne);
}

.kal-legende {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 1.25rem;
    margin: 0 0 1rem;
    padding: 0;
    list-style: none;
    font-size: 0.9375rem;
    color: var(--grau);
}

.kal-legende li { display: flex; align-items: center; gap: 0.4rem; }

.swatch {
    width: 0.9rem;
    height: 0.9rem;
    border-radius: 3px;
    background: var(--kat-bg);
}

.kal-monat {
    overflow: hidden;
    background: var(--papier);
    border: 1px solid var(--rand);
    border-radius: 6px;
}

.kal-wochentage,
.kal-raster {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
}

.kal-wochentage div {
    padding: 0.5rem 0.6rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--grau);
    background: var(--nebel);
    border-bottom: 1px solid var(--rand);
}

.kal-tag {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    min-height: 6.5rem;
    padding: 0.25rem;
    border-right: 1px solid var(--nebel);
    border-bottom: 1px solid var(--nebel);
}

.kal-tag:nth-child(7n) { border-right: 0; }
.kal-anderer-monat { background: #F6F8F7; }
.kal-anderer-monat .kal-tag-zahl { color: var(--grau); }

.kal-tag-zahl {
    align-self: flex-start;
    min-width: 1.9rem;
    height: 1.9rem;
    padding: 0 0.4rem;
    font: inherit;
    font-weight: 600;
    color: var(--tinte);
    background: transparent;
    border: 0;
    border-radius: 999px;
    cursor: pointer;
}

.kal-tag-zahl:hover { background: var(--nebel); }
.kal-heute .kal-tag-zahl { color: var(--papier); background: var(--tanne); }

.kal-termin {
    display: block;
    width: 100%;
    padding: 0.2rem 0.45rem;
    overflow: hidden;
    font: inherit;
    font-size: 0.8125rem;
    line-height: 1.3;
    text-align: left;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #FFFFFF;
    background: var(--kat-bg);
    border: 0;
    border-radius: 4px;
    cursor: pointer;
}

.kal-termin:hover { filter: brightness(1.15); }

.kal-liste {
    padding: 0.25rem 1.25rem 1.25rem;
    background: var(--papier);
    border: 1px solid var(--rand);
    border-radius: 6px;
}

.kal-liste h2 {
    margin: 1.25rem 0 0.5rem;
    font-family: var(--serif);
    font-size: 1.0625rem;
    font-weight: 600;
}

.kal-liste ul { display: grid; gap: 0.5rem; margin: 0; padding: 0; list-style: none; }
.kal-leer { margin: 1.25rem 0 0; color: var(--grau); }

.kal-eintrag {
    display: grid;
    grid-template-columns: 7.5rem 1fr;
    gap: 0.15rem 1rem;
    width: 100%;
    padding: 0.6rem 0.8rem;
    font: inherit;
    text-align: left;
    color: var(--tinte);
    background: var(--papier);
    border: 1px solid var(--rand);
    border-left: 6px solid var(--kat-bg);
    border-radius: 4px;
    cursor: pointer;
}

.kal-eintrag:hover { background: var(--nebel); }
.kal-eintrag-zeit { font-weight: 600; font-variant-numeric: tabular-nums; }
.kal-eintrag-titel { font-weight: 600; }
.kal-eintrag-meta { grid-column: 2; font-size: 0.9375rem; color: var(--grau); }

dialog.dialog {
    width: min(34rem, calc(100% - 2rem));
    max-height: calc(100% - 2rem);
    padding: 1.5rem;
    overflow: auto;
    color: var(--tinte);
    background: var(--papier);
    border: 0;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
}

dialog.dialog::backdrop { background: rgba(30, 43, 40, 0.5); }

dialog.dialog h2 {
    margin: 0 0 0.5rem;
    font-family: var(--serif);
    font-size: 1.375rem;
    font-weight: 600;
}

.actions .button-danger { margin-left: auto; }

@media (max-width: 700px) {
    .kal-neu { margin-left: 0; }
    .kal-tag { min-height: 4.5rem; }
    .kal-termin { padding: 0.1rem 0.25rem; font-size: 0.7rem; }
    .kal-eintrag { grid-template-columns: 1fr; }
    .kal-eintrag-meta { grid-column: 1; }
}

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; animation: none !important; }
}