/* Brillenpass Digital: Erscheinungsbild (hell und dunkel, an Apples Gestaltung angelehnt).
   Alle Farben sind Variablen. theme.js setzt data-theme="light" oder "dark". */

:root {
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --bg: #f5f5f7;
  --bg-glass: rgba(245, 245, 247, 0.82);
  --surface: #ffffff;
  --surface-2: #f5f5f7;
  --fill: #ebebf0;
  --fill-hover: #e1e1e8;
  --text: #1d1d1f;
  --text-2: #6e6e73;
  --text-3: #8e8e93;
  --line: rgba(60, 60, 67, 0.16);
  --accent: #0071e3;
  --accent-hover: #0a7cf0;
  --on-accent: #ffffff;
  --danger: #d70015;
  --danger-bg: rgba(215, 0, 21, 0.1);
  --nf: #c93400;
  --sph: #248a3d;
  --cyl: #0071e3;
  --pd: #8944ab;
  --edit-bg: #ffffff;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 28px rgba(0, 0, 0, 0.07);
  --shadow-pop: 0 12px 40px rgba(0, 0, 0, 0.18), 0 2px 8px rgba(0, 0, 0, 0.08);
  --overlay: rgba(0, 0, 0, 0.32);
  --r-card: 20px;
  --r-block: 16px;
  --r-ctl: 10px;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #000000;
  --bg-glass: rgba(0, 0, 0, 0.72);
  --surface: #1c1c1e;
  --surface-2: #2c2c2e;
  --fill: #2c2c2e;
  --fill-hover: #3a3a3c;
  --text: #f5f5f7;
  --text-2: #a1a1a6;
  --text-3: #8e8e93;
  --line: rgba(255, 255, 255, 0.14);
  --accent: #0a84ff;
  --accent-hover: #3b9cff;
  --danger: #ff453a;
  --danger-bg: rgba(255, 69, 58, 0.16);
  --nf: #ff9f0a;
  --sph: #30d158;
  --cyl: #64acff;
  --pd: #bf5af2;
  --edit-bg: #0f0f10;
  --shadow: none;
  --shadow-pop: 0 12px 40px rgba(0, 0, 0, 0.6);
  --overlay: rgba(0, 0, 0, 0.6);
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.45;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

.hidden { display: none !important; }
.hint { color: var(--text-2); }
.muted { color: var(--text-2); font-size: 13px; }
a { color: var(--accent); }

/* Knöpfe */
button {
  font: inherit;
  font-size: 15px;
  font-weight: 500;
  border: none;
  border-radius: var(--r-ctl);
  padding: 10px 18px;
  background: var(--fill);
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
button:hover { background: var(--fill-hover); }
button:active { transform: scale(0.98); }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

button.primary, #newCustomerBtn, .edit-actions .edit, .edit-actions .save {
  background: var(--accent);
  color: var(--on-accent);
}
button.primary:hover, #newCustomerBtn:hover, .edit-actions .edit:hover, .edit-actions .save:hover {
  background: var(--accent-hover);
}
.edit-actions .danger { background: var(--danger-bg); color: var(--danger); margin-left: auto; }
.edit-actions .danger:hover { background: var(--danger-bg); filter: brightness(0.95); }
.danger-btn { background: var(--danger) !important; color: #fff !important; }

/* Kopfbereich */
.app { max-width: 960px; margin: 0 auto; padding: 0 20px 40px; }

header {
  position: sticky;
  top: 0;
  z-index: 30;
  margin: 0 -20px;
  padding: 14px 20px 12px;
  background: var(--bg-glass);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
}

.header-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }

header h1 {
  margin: 0;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.badge {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0;
  background: var(--fill);
  color: var(--text-2);
  padding: 3px 10px;
  border-radius: 980px;
}

/* Benutzermenü */
.user-bar { position: relative; }

.user-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 980px;
  font-size: 14px;
  background: var(--fill);
}
.user-chip::after {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 2px solid var(--text-2);
  border-bottom: 2px solid var(--text-2);
  transform: rotate(45deg) translateY(-2px);
}

.menu {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  min-width: 250px;
  background: var(--surface);
  border: 0.5px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow-pop);
  padding: 6px;
  z-index: 60;
}
.menu button[role="menuitem"] {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  font-weight: 400;
  padding: 10px 12px;
  border-radius: 8px;
}
.menu button[role="menuitem"]:hover { background: var(--fill); }
.menu .danger-item { color: var(--danger); }
.menu .sep { height: 1px; background: var(--line); margin: 6px 4px; }
.menu-head { padding: 8px 12px 4px; font-size: 13px; color: var(--text-2); }
.menu-head strong { color: var(--text); font-weight: 600; }
.menu-label { padding: 4px 12px 0; font-size: 12px; color: var(--text-2); }

.seg { display: flex; gap: 2px; background: var(--fill); border-radius: 9px; padding: 2px; margin: 6px 6px 4px; }
.seg button { flex: 1; padding: 6px 8px; font-size: 13px; background: transparent; border-radius: 7px; }
.seg button.on { background: var(--surface); box-shadow: 0 1px 3px rgba(0, 0, 0, 0.18); }

/* Suche */
.search-bar { display: flex; gap: 10px; margin: 12px 0 0; }

.search-bar input {
  flex: 1;
  padding: 12px 16px 12px 42px;
  font: inherit;
  font-size: 16px;
  color: var(--text);
  background-color: var(--fill);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%238e8e93' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-3.5-3.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 14px center;
  border: none;
  border-radius: 12px;
}
.search-bar input::placeholder { color: var(--text-3); }

.search-results {
  list-style: none;
  padding: 0;
  margin: 0;
  position: absolute;
  left: 20px;
  right: 20px;
  top: 100%;
  background: var(--surface);
  border: 0.5px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow-pop);
  overflow: hidden;
}
.search-results:empty { display: none; }
.search-results li { padding: 13px 18px; border-bottom: 0.5px solid var(--line); cursor: pointer; }
.search-results li:last-child { border-bottom: none; }
.search-results li:hover { background: var(--fill); }

main { padding-top: 8px; }

.login-error { color: var(--danger); font-size: 13px; margin: -4px 0 0; }

/* Abschnitte (Blöcke) und Listen */
section.block {
  background: var(--surface);
  border-radius: var(--r-block);
  padding: 20px 22px;
  margin-top: 20px;
  box-shadow: var(--shadow);
}
:root[data-theme="dark"] section.block, :root[data-theme="dark"] .card { border: 0.5px solid var(--line); }
section.block h2 { font-size: 20px; font-weight: 600; letter-spacing: -0.2px; margin: 0 0 12px; }

.customer-list { list-style: none; padding: 0; margin: 0; }
.customer-list li {
  padding: 14px 6px;
  border-bottom: 0.5px solid var(--line);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
}
.customer-list li:last-child { border-bottom: none; }
.customer-list li:hover { background: var(--fill); border-radius: 10px; }
.customer-list li strong { flex: 1; font-weight: 600; }
.customer-list li::after { content: "›"; color: var(--text-3); font-size: 22px; line-height: 1; }

/* Brillenpass-Karte */
.card {
  background: var(--surface);
  border-radius: var(--r-card);
  overflow: hidden;
  margin-top: 12px;
  box-shadow: var(--shadow);
}

.card-title {
  padding: 20px 24px 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--text-2);
}

.card-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  padding: 12px 24px;
  border-top: 0.5px solid var(--line);
  align-items: center;
}
.card-row .label, .rl-row .eye-label { font-weight: 600; font-size: 16px; }

.rl-header, .rl-row {
  display: grid;
  grid-template-columns: 130px 40px 1fr 1fr 1fr 1fr;
  gap: 8px;
  padding: 10px 24px;
  align-items: center;
  border-top: 0.5px solid var(--line);
}
.rl-header { font-weight: 600; font-size: 13px; color: var(--text-2); }
.rl-header .sph { color: var(--sph); }
.rl-header .cyl { color: var(--cyl); }
.rl-row .nf { color: var(--nf); font-weight: 600; text-align: center; }
.rl-row .sph { color: var(--sph); font-weight: 600; }
.rl-row .cyl { color: var(--cyl); font-weight: 600; }
.pd-value { color: var(--pd); font-weight: 600; }

/* Felder bleiben sichtbar umrandet (damit klar ist, wo man tippen kann) */
.card-row input, .rl-row input {
  width: 100%;
  font: inherit;
  color: inherit;
  padding: 7px 10px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  border-radius: 8px;
}
.card-row input[readonly], .rl-row input[readonly] { cursor: default; }
.editing .card-row input, .editing .rl-row input {
  border: 1.5px solid var(--text-3);
  background: var(--edit-bg);
  cursor: text;
}
.editing .card-row input:focus, .editing .rl-row input:focus {
  border-color: var(--accent);
  outline: 3px solid color-mix(in srgb, var(--accent) 28%, transparent);
  outline-offset: 0;
}

.legend { display: flex; flex-wrap: wrap; gap: 8px 18px; padding: 14px 24px 18px; font-size: 12px; color: var(--text-2); border-top: 0.5px solid var(--line); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot.orange { background: var(--nf); }
.dot.green { background: var(--sph); }
.dot.blue { background: var(--cyl); }
.dot.dark { background: var(--text-2); }
.dot.purple { background: var(--pd); }

.edit-actions { display: flex; gap: 10px; margin: 14px 0; flex-wrap: wrap; }

/* Tabellen */
table.history-table, table.purchases-table { width: 100%; border-collapse: collapse; font-size: 14px; }
table.history-table th, table.history-table td, table.purchases-table th, table.purchases-table td {
  border-bottom: 0.5px solid var(--line);
  padding: 9px 8px;
  text-align: left;
}
table th { font-weight: 500; font-size: 12px; color: var(--text-2); }

/* Formulare */
.purchase-form { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.purchase-form input[name="beschreibung"] { flex: 2; min-width: 160px; }
.purchase-form input[name="preis"] { width: 90px; }
.purchase-form input[name="rechnungsnummer"] { width: 140px; }
.purchase-form input[name="datum"] { width: 150px; }

input:not([type="checkbox"]):not([type="radio"]):not([type="file"]), select {
  font: inherit;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--r-ctl);
  padding: 9px 12px;
}
input[type="checkbox"], input[type="radio"] { accent-color: var(--accent); }

/* Dialoge */
.modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: var(--overlay);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
#loginScreen { background: var(--bg); -webkit-backdrop-filter: none; backdrop-filter: none; }
#loginScreen h2 { font-size: 26px; letter-spacing: -0.4px; }

.modal-content {
  background: var(--surface);
  color: var(--text);
  padding: 28px;
  border-radius: 20px;
  width: 360px;
  max-width: 100%;
  box-shadow: var(--shadow-pop);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.modal-content.wide { width: min(680px, 94vw); max-height: 90vh; overflow: auto; }
.modal-content h2 { margin: 0 0 4px; font-size: 22px; font-weight: 600; letter-spacing: -0.3px; }
.modal-content label { display: flex; flex-direction: column; font-size: 13px; gap: 6px; color: var(--text-2); }
.modal-content input { font-size: 16px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 8px; }
.modal-actions.wrap { flex-wrap: wrap; }
.modal-actions button { min-width: 120px; }
#twofaModal { z-index: 60; }
#twofaBody { display: flex; flex-direction: column; gap: 14px; }
#twofaBody p, #twofaBody ol { margin: 0; }

.due-list { max-height: 40vh; overflow: auto; border: 0.5px solid var(--line); border-radius: 12px; }
.due-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 0.5px solid var(--line); }
.due-row:last-child { border-bottom: none; }
.due-row label { display: flex; flex-direction: row; gap: 10px; align-items: center; flex: 1; font-size: 15px; color: var(--text); }
.due-row input[type="checkbox"] { width: 22px; height: 22px; }
.due-row a { font-size: 13px; }

.settings-row { display: flex; gap: 14px; align-items: flex-end; flex-wrap: wrap; margin-top: 12px; }
.settings-row label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--text-2); }
.settings-row input { font-size: 16px; width: 160px; }
.check-row { display: flex !important; flex-direction: row !important; align-items: center; gap: 10px !important; color: var(--text) !important; font-size: 15px !important; }
.check-row input { width: 22px; height: 22px; }

/* Scans */
.scan-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.btn { display: inline-block; padding: 11px 18px; border-radius: var(--r-ctl); background: var(--accent); color: var(--on-accent); font-size: 15px; font-weight: 500; cursor: pointer; }
.btn:hover { background: var(--accent-hover); }
.btn.secondary { background: var(--fill); color: var(--text); }
.btn.secondary:hover { background: var(--fill-hover); }
.scan-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.scan-thumb { margin: 0; cursor: pointer; border: 0.5px solid var(--line); border-radius: 12px; overflow: hidden; background: var(--surface-2); }
.scan-thumb img { width: 100%; height: 190px; object-fit: cover; display: block; }
.scan-thumb figcaption { font-size: 11px; color: var(--text-2); padding: 6px 10px; }

.viewer { position: fixed; inset: 0; background: #111; z-index: 50; display: flex; flex-direction: column; }
.viewer-bar { display: flex; gap: 10px; align-items: center; padding: 10px 14px; background: #1c1c1e; color: #fff; }
.viewer-bar span { flex: 1; font-size: 14px; }
.viewer-bar button { background: #3a3a3c; color: #fff; }
.viewer-body { flex: 1; overflow: auto; text-align: center; }
.viewer-body img { max-width: 100%; height: auto; cursor: zoom-in; }
.viewer-body img.zoom { max-width: none; width: 200%; cursor: zoom-out; }

/* Meldungen und Bestätigungen */
#toastBox { position: fixed; top: 16px; left: 50%; transform: translateX(-50%); z-index: 3000; display: flex; flex-direction: column; gap: 8px; width: min(92vw, 520px); }
.toast {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: rgba(40, 40, 44, 0.94);
  color: #fff;
  padding: 12px 12px 12px 18px;
  border-radius: 14px;
  font-size: 15px;
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-pop);
}
.toast-close { flex: none; width: 36px; height: 36px; padding: 0; border-radius: 10px; background: rgba(255, 255, 255, 0.16); color: #fff; font-size: 22px; line-height: 1; }
.toast-close:hover { background: rgba(255, 255, 255, 0.26); }

.confirm-overlay { position: fixed; inset: 0; background: var(--overlay); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); z-index: 2000; display: flex; align-items: center; justify-content: center; padding: 16px; }
.confirm-box { background: var(--surface); color: var(--text); border-radius: 20px; padding: 26px; max-width: 460px; width: 100%; box-shadow: var(--shadow-pop); }
.confirm-text { margin: 0 0 22px; font-size: 16px; line-height: 1.45; white-space: pre-line; }
.confirm-actions { display: flex; gap: 12px; justify-content: flex-end; }
.confirm-actions button { padding: 12px 22px; }

/* Benutzerverwaltung und Zwei-Faktor */
.user-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.user-actions button { padding: 8px 12px; font-size: 14px; }
.user-form { align-items: flex-end; flex-wrap: wrap; gap: 12px; }
.users-table td { vertical-align: top; }
.qr-box { text-align: center; margin: 12px 0; }
.qr-box img { background: #fff; padding: 10px; border: 0.5px solid var(--line); border-radius: 12px; }
.recovery-codes { background: var(--surface-2); border: 0.5px solid var(--line); border-radius: 12px; padding: 16px; font-size: 18px; letter-spacing: 1px; text-align: center; user-select: all; color: var(--text); }

/* Tablet und Touch: große Tippflächen, keine Zoom-Sprünge beim Tippen (iOS) */
@supports (-webkit-touch-callout: none) {
  input, select, textarea { font-size: 16px !important; }
}
@media (pointer: coarse) {
  button, .btn, select, input:not([type="checkbox"]):not([type="radio"]) { min-height: 44px; }
  .seg button { min-height: 36px; }
  .toast-close { width: 44px; height: 44px; }
  input[type="checkbox"], input[type="radio"] { width: 24px; height: 24px; }
  .customer-list li { padding-top: 16px; padding-bottom: 16px; }
}

@media (max-width: 720px) {
  header h1 { font-size: 22px; }
  .card-row, .rl-header, .rl-row { padding-left: 16px; padding-right: 16px; }
  .rl-header, .rl-row { grid-template-columns: 70px 34px 1fr 1fr 1fr 1fr; gap: 6px; }
  .card-row { grid-template-columns: 90px 1fr; }
}