/*
 * IDO Mail – gemeinsame Grundlage für Verwaltung und Kundenportal.
 * Farben, Schriften und Menü wie bei IDO Plan (hell/dunkel nach Systemeinstellung), ohne externe Quellen.
 * Die alten Variablennamen (--fg, --card, --line, --accent …) zeigen auf die neuen Werte.
 */
@font-face { font-family: "Archivo"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("/assets/fonts/archivo-latin-wght-normal.woff2") format("woff2"); }
@font-face { font-family: "Archivo"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("/assets/fonts/archivo-latin-ext-wght-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 100 700; font-display: swap;
  src: url("/assets/fonts/ibm-plex-sans-latin-wght-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 100 700; font-display: swap;
  src: url("/assets/fonts/ibm-plex-sans-latin-ext-wght-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("/assets/fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2"); }

:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --surface-3: #ebf0f5;
  --border: #dde4ea;
  --border-strong: #c2ccd5;
  --input-border: #8a98a8;
  --text: #0c151c;
  --muted: #4f5c67;
  --subtle: #63707b;
  --primary: #365692;
  --primary-strong: #2a4577;
  --primary-soft: #edf1f8;
  --primary-border: #c6d2e8;
  --on-primary: #ffffff;
  --ring: rgba(54, 86, 146, .25);
  --ok: #28763f;
  --ok-soft: #ebf5ee;
  --ok-border: #b4dac0;
  --warning: #8f5d00;
  --warning-soft: #fbf4e4;
  --warning-border: #e9d197;
  --error: #a8372e;
  --error-soft: #fbeeec;
  --error-border: #ecbdb7;
  --radius-control: 8px;
  --radius: 10px;
  --radius-lg: 14px;
  --shadow: 0 1px 2px rgba(12, 21, 28, .06), 0 2px 8px rgba(12, 21, 28, .04);
  --shadow-pop: 0 8px 28px rgba(12, 21, 28, .16);
  --shadow-modal: 0 12px 40px rgba(12, 21, 28, .22);
  --backdrop: rgba(12, 21, 28, .45);
  --page: 1100px;
  --page-wide: 1400px;
  --font: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --font-head: "Archivo", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;
  /* alte Namen */
  --fg: var(--text); --card: var(--surface); --line: var(--border);
  --accent: var(--primary); --accent-fg: var(--on-primary);
  --ok-bg: var(--ok-soft); --bad: var(--error); --bad-bg: var(--error-soft);
  --warn: var(--warning); --warn-bg: var(--warning-soft);
  --side-active: var(--primary); --brand: #1f3b73; --brand-2: #3d63b3;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #0d1520;
    --surface: #141e2b;
    --surface-2: #182434;
    --surface-3: #1d2a3b;
    --border: #253447;
    --border-strong: #34475e;
    --input-border: #5a6f88;
    --text: #e6edf4;
    --muted: #a7b4c2;
    --subtle: #8191a3;
    --primary: #7d9fe0;
    --primary-strong: #a3bcf0;
    --primary-soft: #1b2a42;
    --primary-border: #2f4568;
    --on-primary: #0d1520;
    --ring: rgba(125, 159, 224, .35);
    --ok: #6cc489;
    --ok-soft: #12291b;
    --ok-border: #24543a;
    --warning: #e2b75a;
    --warning-soft: #2a2312;
    --warning-border: #5b4a1f;
    --error: #f08b80;
    --error-soft: #2d1614;
    --error-border: #64302b;
    --shadow: none;
    --shadow-pop: 0 8px 28px rgba(0, 0, 0, .5);
    --shadow-modal: 0 12px 40px rgba(0, 0, 0, .6);
    --backdrop: rgba(0, 0, 0, .6);
    --brand: #0d1520; --brand-2: #1b2a42;
  }
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 var(--font); }
h1, h2, h3 { font-family: var(--font-head); line-height: 1.2; }
h1 { font-size: 1.6rem; font-weight: 650; }
h2 { font-weight: 600; }
a { color: var(--primary); }
a:hover { color: var(--primary-strong); }
code, pre, .mail-text { font-family: var(--font-mono); }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* --- Kopfzeile mit Menü (wie IDO Plan) ------------------------------------- */

.topbar { background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 20; }
.topbar-inner { max-width: var(--page-wide); margin: 0 auto; padding: 8px 16px; display: flex; align-items: center; gap: 16px; }
.topbar .brand { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--text); font-family: var(--font-head); font-size: 1.15rem; font-weight: 500; padding: 0; white-space: nowrap; }
.topbar .brand strong { color: var(--primary); font-weight: 700; }
.brand-icon { width: 30px; height: 30px; flex: none; }
.nav-menu { flex: 1; min-width: 0; }
.nav-main { list-style: none; display: flex; align-items: center; gap: 2px; margin: 0; padding: 0; }
.nav-main > li > a, .dropdown > summary { display: flex; align-items: center; gap: 7px; padding: 7px 11px; border-radius: 7px; color: var(--muted); text-decoration: none; font-weight: 500; white-space: nowrap; background: none; }
.nav-main > li > a:hover, .dropdown > summary:hover { background: var(--surface-2); color: var(--text); }
.nav-main > li > a.active, .dropdown > summary.active { background: var(--primary-soft); color: var(--primary); }
.nav-main .ico { width: 17px; height: 17px; }
.nav-toggle-input, .nav-toggle { display: none; }

.dropdown { position: relative; margin: 0; }
.dropdown > summary { cursor: pointer; list-style: none; user-select: none; }
.dropdown > summary::-webkit-details-marker { display: none; }
.nav-main .dropdown > summary::after { content: ""; display: inline-block; width: 6px; height: 6px; margin: 0 2px 3px 2px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg); }
.nav-main .dropdown[open] > summary::after { transform: rotate(-135deg); margin-bottom: 0; }
.dropdown-panel { position: absolute; top: calc(100% + 6px); left: 0; z-index: 30; min-width: 290px; max-height: calc(100vh - 90px); overflow-y: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-pop); padding: 6px; }
.dropdown-right .dropdown-panel { left: auto; right: 0; }
.dropdown-panel a { display: flex; flex-direction: column; padding: 8px 10px; border-radius: 7px; color: var(--text); text-decoration: none; }
.dropdown-panel a span { font-weight: 550; }
.dropdown-panel a small { color: var(--muted); font-size: .8rem; }
.dropdown-panel a:hover { background: var(--surface-2); }
.dropdown-panel a.active { background: var(--primary-soft); }
.dropdown-panel a.active span { color: var(--primary); }
.dropdown-heading { margin: 6px 10px 2px; font-size: .75rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--subtle); }
.dropdown-user { display: flex; flex-direction: column; padding: 8px 10px 10px; margin-bottom: 4px; border-bottom: 1px solid var(--border); font-size: .9rem; overflow-wrap: anywhere; }
.dropdown-logout { border-top: 1px solid var(--border); margin-top: 4px; padding-top: 4px; }
.dropdown-logout button { width: 100%; text-align: left; font: inherit; font-weight: 550; padding: 8px 10px; border: 0; border-radius: 7px; background: none; color: var(--error); cursor: pointer; }
.dropdown-logout button:hover { background: var(--error-soft); }

.topbar-user { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.user-summary { display: flex !important; align-items: center; gap: 8px; padding: 3px 4px 3px 10px !important; border-radius: 999px !important; }
.user-name { color: var(--muted); font-size: .9rem; max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--primary); color: var(--on-primary); display: grid; place-items: center; font-weight: 600; font-size: .85rem; flex: none; }
.user-summary.active .avatar, .dropdown[open] .avatar { box-shadow: 0 0 0 3px var(--ring); }
.footer { text-align: center; color: var(--subtle); font-size: .85rem; padding: 0 16px 24px; }

@media (max-width: 1100px) {
  .user-name { display: none; }
  .nav-main > li > a, .dropdown > summary { padding: 7px 9px; }
  .topbar-inner { gap: 12px; }
}
@media (max-width: 899px) {
  .topbar-inner { flex-wrap: wrap; gap: 8px; }
  .nav-toggle { display: inline-flex; align-items: center; gap: 8px; order: 2; margin: 0; padding: 7px 10px; border: 1px solid var(--border-strong); border-radius: 7px; font-weight: 550; cursor: pointer; color: var(--text); }
  .nav-toggle-icon, .nav-toggle-icon::before, .nav-toggle-icon::after { display: block; width: 16px; height: 2px; background: currentColor; border-radius: 1px; }
  .nav-toggle-icon { position: relative; }
  .nav-toggle-icon::before, .nav-toggle-icon::after { content: ""; position: absolute; left: 0; }
  .nav-toggle-icon::before { top: -5px; }
  .nav-toggle-icon::after { top: 5px; }
  .topbar-user { order: 3; }
  .nav-menu { display: none; order: 4; flex-basis: 100%; border-top: 1px solid var(--border); margin: 4px -16px 0; padding: 8px 16px; }
  .nav-toggle-input:checked ~ .nav-menu { display: block; }
  .nav-toggle-input:checked + .nav-toggle { background: var(--primary-soft); color: var(--primary); border-color: var(--primary-border); }
  .nav-main { flex-direction: column; align-items: stretch; }
  .nav-main > li > a, .dropdown > summary { padding: 10px 12px; }
  .nav-main .dropdown-panel { position: static; box-shadow: none; border: 0; padding: 0 0 0 12px; min-width: 0; max-height: none; overflow: visible; }
  .user-summary { padding: 0 !important; }
}

/* --- Seiten ---------------------------------------------------------------- */

.page-head { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 24px; }
.page-head h1 { margin: 0 0 4px; }
.page-head p, .page-head .muted { margin: 0; color: var(--muted); max-width: 70ch; }
.overline { margin: 0 0 4px; font-size: .75rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--subtle); }

/* Anmeldung */
.login { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; background: linear-gradient(160deg, var(--primary-soft), var(--bg)); }
.login-card { width: 100%; max-width: 420px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow); }
.login-card .brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-head); font-size: 1.5rem; font-weight: 500; color: var(--text); padding: 0; }
.login-card .brand strong { color: var(--primary); font-weight: 700; }
.login-card .brand-icon { width: 36px; height: 36px; }

dialog { border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); color: var(--text); box-shadow: var(--shadow-modal); }
dialog::backdrop { background: var(--backdrop); }