/* Mailadmin 2.0 — kein Framework, mobile-first, leichtgewichtig. */

:root {
    --brand:        #284b63;
    --brand-dark:   #1f3a4c;
    --bg:           #f4f6f8;
    --surface:      #ffffff;
    --border:       #d9dee3;
    --text:         #1f2933;
    --text-muted:   #6b7785;
    --primary:      #2a7ae2;
    --primary-dark: #1f5fb5;
    --success:      #2f8f4b;
    --warn:         #c97b00;
    --error:        #c53030;
    --radius:       0.5rem;
    --shadow:       0 1px 2px rgba(0,0,0,.06), 0 4px 12px rgba(0,0,0,.06);
    --gap:          1rem;
    --gap-lg:       1.5rem;
}

*,*::before,*::after { box-sizing: border-box; }
html { font-size: 16px; }
body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.5;
}
h1,h2,h3 { line-height: 1.25; margin: 0 0 .5em; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.2rem; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
pre { background: #f1f3f5; padding: .75rem; border-radius: var(--radius); overflow-x: auto; }
small, .muted { color: var(--text-muted); }

.container {
    width: 100%;
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 var(--gap);
}

/* Header */
.site-header {
    background: var(--brand);
    color: #fff;
    box-shadow: var(--shadow);
}
.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    padding: .75rem var(--gap);
    gap: var(--gap);
}
.site-header__brand {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    color: #fff;
    font-weight: 600;
    text-decoration: none;
}
.site-header__logo {
    background: rgba(255,255,255,.15);
    width: 2rem; height: 2rem;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: .375rem;
}

/* Navigation */
.site-nav ul {
    display: flex; flex-wrap: wrap;
    list-style: none;
    margin: 0; padding: 0;
    gap: .25rem;
}
.site-nav a {
    display: inline-block;
    padding: .5rem .75rem;
    color: rgba(255,255,255,.85);
    border-radius: .375rem;
}
@media (max-width: 720px) {
    .site-header__inner { gap: .5rem; }
    .site-nav ul { gap: .15rem; }
    .site-nav a, .site-nav__feedback { padding: .4rem .6rem; font-size: .95rem; }
}
.site-nav a:hover { background: rgba(255,255,255,.1); text-decoration: none; }
.site-nav li.is-active a { background: var(--brand-dark); color: #fff; }
.site-nav__logout { font-weight: 600; }
.site-nav__feedback {
    background: rgba(255,255,255,.12);
    color: rgba(255,255,255,.9);
    border: 0;
    font: inherit;
    padding: .5rem .75rem;
    border-radius: .375rem;
    cursor: pointer;
}
.site-nav__feedback:hover { background: rgba(255,255,255,.2); }

/* Main + cards */
main.container { padding-top: var(--gap-lg); padding-bottom: var(--gap-lg); }
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: var(--gap-lg);
    margin-bottom: var(--gap-lg);
}
.card .section { box-shadow: none; padding: var(--gap); margin-bottom: var(--gap); }

.login-card { max-width: 24rem; margin: 4rem auto; }

/* Forms */
label { display: block; font-weight: 500; margin-bottom: .25rem; }
input[type=text], input[type=password], input[type=email], input[type=number], input[type=search], select, textarea {
    width: 100%;
    padding: .5rem .65rem;
    border: 1px solid var(--border);
    border-radius: .375rem;
    background: #fff;
    font: inherit;
    color: inherit;
}
input:focus, select:focus, textarea:focus {
    outline: 2px solid var(--primary);
    outline-offset: 1px;
}
.input--narrow { max-width: 6rem; display: inline-block; }
.form-row { margin-bottom: var(--gap); }
.form-inline { display: flex; flex-wrap: wrap; gap: var(--gap); align-items: end; margin-bottom: var(--gap-lg); }
.form-grid { display: grid; gap: var(--gap); grid-template-columns: 1fr 1fr auto; align-items: end; }
.form-grid--three { grid-template-columns: 1fr 1fr auto; }
.form-grid--four  { grid-template-columns: 1fr 1fr 1fr auto; }
@media (max-width: 720px) { .form-grid, .form-grid--three, .form-grid--four { grid-template-columns: 1fr; } }
.inline-form { display: inline-flex; gap: .25rem; flex-wrap: wrap; justify-content: flex-end; }
.toggle { display: inline-flex; align-items: center; gap: .5rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: .5rem .85rem;
    background: #eef1f4;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: .375rem;
    font: inherit;
    cursor: pointer;
    transition: background .15s, transform .05s;
}
.btn:hover { background: #e2e7ec; text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.btn--primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn--primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn--secondary { background: #fff; }

/* Alerts */
.alert {
    border-left: 4px solid var(--border);
    background: #fff;
    border-radius: .375rem;
    padding: .75rem 1rem;
    margin-bottom: var(--gap);
    box-shadow: var(--shadow);
}
.alert--success { border-color: var(--success); }
.alert--error   { border-color: var(--error); }
.alert--warn    { border-color: var(--warn); }

/* Badges */
.badge {
    display: inline-block;
    padding: .15rem .55rem;
    border-radius: 999px;
    background: #eef1f4;
    color: var(--text-muted);
    font-size: .8rem;
    font-weight: 500;
}
.badge--ok   { background: #e3f5e8; color: var(--success); }
.badge--warn { background: #fff4e0; color: var(--warn); }

/* Tables */
.table-wrap {
    /* Notfall-Scrollhülle für Tabellen, die auf schmalen Viewports doch
       breiter werden als ihre Card. Verhindert visuelles Überlaufen. */
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--gap);
}
.table th, .table td {
    text-align: left;
    padding: .55rem .75rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
    /* break-word lässt normale Worte intakt und bricht nur, wenn ein
       einzelnes "Wort" (z.B. eine lange E-Mail-Adresse) sonst aus der
       Zelle laufen würde. anywhere wäre zu aggressiv und würde auch
       kurze Wörter zerlegen. */
    overflow-wrap: break-word;
}
.table th { font-weight: 600; background: #fafbfc; }
.table--striped tbody tr:nth-child(2n) { background: #fafbfc; }
.cell--actions { text-align: right; }
.cell--actions .btn { padding: .35rem .65rem; font-size: .9rem; }

/* Mobile: Tabellen werden zu gestapelten Karten — eine Zeile = ein Block
   mit Label/Wert-Paaren. Header verschwindet visuell (bleibt für
   Screenreader), und jede Zelle bekommt ihr Label aus dem
   data-label-Attribut vorangestellt. */
@media (max-width: 720px) {
    .table-wrap { overflow-x: visible; }
    .table { display: block; }
    .table thead {
        position: absolute;
        width: 1px; height: 1px;
        margin: -1px; padding: 0; border: 0;
        clip: rect(0 0 0 0);
        clip-path: inset(50%);
        overflow: hidden;
        white-space: nowrap;
    }
    .table tbody, .table tr, .table td { display: block; width: 100%; }
    .table tbody tr {
        border: 1px solid var(--border);
        border-radius: var(--radius);
        background: var(--surface);
        margin-bottom: var(--gap);
        padding: .35rem .75rem;
    }
    .table--striped tbody tr:nth-child(2n) { background: var(--surface); }
    .table tbody td {
        border: none;
        padding: .4rem 0;
        border-bottom: 1px dashed var(--border);
    }
    .table tbody td:last-child { border-bottom: 0; }
    .table tbody td[data-label]::before {
        content: attr(data-label);
        display: block;
        font-size: .75rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: .03em;
        color: var(--text-muted);
        margin-bottom: .15rem;
    }
    .cell--actions { text-align: left; }
    .cell--actions .inline-form { width: 100%; }
    .cell--actions .btn {
        flex: 1 1 auto;
        min-height: 44px;
        padding: .65rem .75rem;
        font-size: 1rem;
    }
    /* Alphabet-Header bleiben als deutlicher Separator sichtbar — kein
       Karten-Container, kein data-label-Prefix. */
    .table tr.alpha-header {
        border: 0;
        background: transparent;
        padding: 0;
        margin: var(--gap) 0 .5rem;
    }
    .table tr.alpha-header td {
        background: var(--brand);
        color: #fff;
        border-radius: var(--radius);
        padding: .5rem 1rem;
        border: 0;
    }
    .table tr.alpha-header td::before { content: none; }
    .alpha-header__back {
        color: rgba(255,255,255,.85);
        background: rgba(255,255,255,.12);
        border-color: rgba(255,255,255,.2);
    }
    .alpha-header__back:hover, .alpha-header__back:focus {
        background: rgba(255,255,255,.22);
        border-color: rgba(255,255,255,.35);
        color: #fff;
    }
    .alpha-bar a, .alpha-bar span {
        min-width: 2.25rem;
        height: 2.25rem;
    }
}

/* Alphabet-Sprungleiste (auf show_aliases.tpl) */
.alpha-bar {
    display: flex;
    flex-wrap: wrap;
    gap: .25rem;
    margin: 0 0 var(--gap);
    padding: .5rem;
    background: #fafbfc;
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.alpha-bar a, .alpha-bar span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    height: 2rem;
    padding: 0 .4rem;
    border-radius: .35rem;
    font-weight: 600;
    font-size: .9rem;
    border: 1px solid transparent;
    text-decoration: none;
}
.alpha-bar a {
    background: #fff;
    color: var(--primary);
    border-color: var(--border);
}
.alpha-bar a:hover, .alpha-bar a:focus {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    text-decoration: none;
}
.alpha-bar span {
    color: var(--text-muted);
    opacity: .35;
}

.table tr.alpha-header td {
    background: linear-gradient(180deg, #eef1f4, #e2e7ec);
    color: var(--brand);
    font-weight: 700;
    font-size: 1.05rem;
    padding: .4rem .75rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.alpha-header__back {
    font-size: .8rem;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    padding: .2rem .5rem;
    border-radius: .35rem;
    border: 1px solid transparent;
}
.alpha-header__back:hover, .alpha-header__back:focus {
    background: rgba(255,255,255,.6);
    border-color: var(--border);
    color: var(--primary);
    text-decoration: none;
}
/* Sprung-Ziel ein paar Pixel tiefer scrollen lassen, damit nicht direkt
   am oberen Viewport-Rand geklebt wird. */
[id^="alpha-"] { scroll-margin-top: 1rem; }
html { scroll-behavior: smooth; }

/* Mailbox cards */
.grid { display: grid; gap: var(--gap); }
.grid--cards { grid-template-columns: repeat(auto-fill, minmax(20rem, 1fr)); }
.mailbox-card { padding: var(--gap); margin: 0; }
.mailbox-card.is-disabled { background: #fcfaf0; }
.mailbox-card__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: .25rem; }
.mailbox-card__id { font-size: 1rem; margin: 0; overflow-wrap: anywhere; }
.mailbox-card__meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem; margin: .5rem 0; }
@media (max-width: 520px) {
    .mailbox-card__meta { grid-template-columns: 1fr 1fr; }
    .mailbox-card__actions .btn { flex: 1 1 calc(50% - .35rem); min-height: 44px; }
}
.mailbox-card__meta dt { font-size: .8rem; color: var(--text-muted); }
.mailbox-card__meta dd { margin: 0; font-weight: 500; }
.mailbox-card__actions { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .5rem; }
.is-over { color: var(--error); }

.quick-links { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr)); }
.quick-link {
    display: block; padding: var(--gap);
    background: #fafbfc; border: 1px solid var(--border); border-radius: var(--radius);
    color: var(--text);
}
.quick-link strong { display: block; color: var(--brand); margin-bottom: .25rem; }
.quick-link:hover { background: #fff; text-decoration: none; box-shadow: var(--shadow); }

.token-display { user-select: all; word-break: break-all; }

.domain-switch { display: inline-flex; gap: .5rem; align-items: center; margin-bottom: var(--gap); }
.domain-switch__label { margin: 0; font-weight: 500; }
.domain-current { background: #fafbfc; padding: .25rem .5rem; border-radius: .25rem; display: inline-block; margin-bottom: var(--gap); }

/* Modal (natives <dialog>) */
.modal {
    border: none;
    padding: 0;
    border-radius: var(--radius);
    box-shadow: 0 25px 60px rgba(0,0,0,.25);
    max-width: 36rem;
    width: min(90vw, 36rem);
    background: var(--surface);
    color: var(--text);
}
.modal::backdrop {
    background: rgba(0,0,0,.4);
    backdrop-filter: blur(2px);
}
.modal__inner {
    padding: var(--gap-lg);
    display: flex;
    flex-direction: column;
    gap: var(--gap);
}
.modal__inner h2 { margin: 0; }
.modal__actions {
    display: flex;
    justify-content: flex-end;
    gap: .5rem;
    margin-top: .25rem;
}
.modal__result { padding: .5rem .75rem; border-radius: .375rem; }
.modal__result.alert--success { background: #e3f5e8; color: var(--success); border-left: 4px solid var(--success); }
.modal__result.alert--error   { background: #fdecec; color: var(--error);   border-left: 4px solid var(--error); }
.feedback-types {
    border: 1px solid var(--border);
    border-radius: .375rem;
    padding: .5rem .75rem;
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
}
.feedback-types legend { padding: 0 .25rem; font-weight: 500; }
.feedback-types label { display: inline-flex; gap: .35rem; align-items: center; }
.feedback-types input[type=radio] { margin: 0; }
textarea { font: inherit; resize: vertical; }

/* Footer */
.site-footer {
    border-top: 1px solid var(--border);
    background: #fff;
    color: var(--text-muted);
    padding: var(--gap) 0;
    margin-top: var(--gap-lg);
}