/* Interface d'administration — sobre, lisible, utilisable sur ordinateur et téléphone. */

:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --text: #1b2230;
  --muted: #5a6376;
  --border: #d9dde5;
  --border-strong: #b9c0cc;
  --primary: #1f3b63;
  --primary-hover: #17304f;
  --primary-soft: #e8eef6;
  --success: #146c43;
  --success-bg: #e8f5ee;
  --warning: #8a5300;
  --warning-bg: #fff4dc;
  --error: #b42318;
  --error-bg: #fdecea;
  --info-bg: #eef3fa;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(20, 30, 50, 0.06), 0 1px 1px rgba(20, 30, 50, 0.04);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 var(--font);
}
h1, h2, h3 { line-height: 1.25; margin: 0 0 .5rem; }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.15rem; }
h3 { font-size: 1rem; margin-top: 1.25rem; }
p { margin: 0 0 .75rem; }
a { color: var(--primary); }
a:hover { color: var(--primary-hover); }
:focus-visible { outline: 3px solid #5b8fd6; outline-offset: 2px; }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.mono { font-family: var(--mono); font-size: .92em; word-break: break-all; }
.muted { color: var(--muted); }
.center { text-align: center; }
[hidden] { display: none !important; }

/* En-tête */
.topbar { background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10; }
.topbar-inner {
  max-width: 1180px; margin: 0 auto; padding: .6rem 1rem;
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
}
.brand { display: inline-flex; align-items: center; gap: .55rem; font-weight: 700; font-size: 1.1rem; color: var(--text); text-decoration: none; }
.brand-mark {
  width: 26px; height: 26px; border-radius: 6px; background: var(--primary);
  background-image:
    linear-gradient(#fff, #fff), linear-gradient(#fff, #fff), linear-gradient(#fff, #fff);
  background-size: 8px 8px; background-repeat: no-repeat;
  background-position: 4px 4px, 14px 4px, 4px 14px;
}
.brand-large { font-size: 1.3rem; margin-bottom: 1rem; }
.nav { display: flex; gap: .25rem; }
.nav a { padding: .45rem .75rem; border-radius: 8px; text-decoration: none; color: var(--muted); font-weight: 500; }
.nav a:hover { background: var(--bg); color: var(--text); }
.nav a.active { background: var(--primary-soft); color: var(--primary); }
.topbar-actions { margin-left: auto; display: flex; gap: .5rem; align-items: center; }

.test-banner {
  background: var(--warning-bg); color: #5b3a00; border-bottom: 1px solid #f0d7a1;
  padding: .6rem 1rem; text-align: center; font-size: .95rem;
}

.page { max-width: 1180px; margin: 0 auto; padding: 1.5rem 1rem 4rem; outline: none; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; flex-wrap: wrap; }
.subtitle { color: var(--muted); margin: 0; }
.back-link { display: inline-block; margin-bottom: .35rem; text-decoration: none; font-size: .95rem; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.25rem; }
.card + .card { margin-top: 1rem; }

/* Boutons */
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  min-height: 42px; padding: .5rem 1rem; border-radius: 8px; border: 1px solid transparent;
  font: inherit; font-weight: 600; font-size: .95rem; line-height: 1.2; cursor: pointer; text-decoration: none;
  transition: background-color .15s, border-color .15s;
}
.button:disabled { opacity: .6; cursor: progress; }
.button-primary { background: var(--primary); color: #fff; }
.button-primary:hover { background: var(--primary-hover); color: #fff; }
.button-secondary { background: var(--surface); color: var(--primary); border-color: var(--border-strong); }
.button-secondary:hover { background: var(--primary-soft); color: var(--primary); }
.button-ghost { background: transparent; color: var(--muted); }
.button-ghost:hover { background: var(--bg); color: var(--text); }
.button-link { background: none; border: none; color: var(--primary); padding: .25rem .1rem; min-height: 0; font-weight: 500; text-decoration: underline; }
.button-small { min-height: 36px; padding: .35rem .75rem; font-size: .9rem; }
.button-large { min-height: 50px; padding: .7rem 1.4rem; font-size: 1.05rem; }
.button-block { width: 100%; }
.button-row { display: flex; flex-wrap: wrap; gap: .5rem; margin: .5rem 0; }

/* Formulaires */
.field { margin-bottom: 1rem; }
.field label, .field .label, .label { display: block; font-weight: 600; margin-bottom: .3rem; }
.required { color: var(--error); }
.optional { color: var(--muted); font-weight: 400; }
input[type="text"], input[type="url"], input[type="search"], input[type="password"], select {
  width: 100%; min-height: 44px; padding: .55rem .7rem; font: inherit; color: var(--text);
  background: #fff; border: 1px solid var(--border-strong); border-radius: 8px;
}
input:focus, select:focus { border-color: var(--primary); }
.has-error input, .has-error select { border-color: var(--error); }
.help { color: var(--muted); font-size: .9rem; margin: .35rem 0 0; }
.field-error { color: var(--error); font-size: .92rem; margin: .35rem 0 0; font-weight: 500; }
.field-warning { color: var(--warning); font-size: .92rem; margin: .35rem 0 0; }
.field-extra .button-link { font-size: .92rem; }
.form-error { color: var(--error); font-weight: 600; margin: 0 0 .75rem; }
.form-actions { margin-top: 1rem; }
.form-actions-inline { display: flex; gap: .5rem; flex-wrap: wrap; }
.new-category { margin-top: .5rem; }
.password-row { display: flex; gap: .5rem; align-items: center; }
.inline-form { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; margin-top: .75rem; }
.inline-form input { flex: 1 1 200px; width: auto; }
.inline-form .field-error { flex-basis: 100%; }

.color-row { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.color-picker { width: 48px; height: 44px; padding: 2px; border: 1px solid var(--border-strong); border-radius: 8px; background: #fff; cursor: pointer; }
.hex-input { width: 7.5rem !important; font-family: var(--mono); text-transform: uppercase; }
.swatches { display: flex; gap: .35rem; flex-wrap: wrap; }
.swatch { width: 30px; height: 30px; border-radius: 50%; border: 2px solid #fff; box-shadow: 0 0 0 1px var(--border-strong); cursor: pointer; padding: 0; }
.swatch:hover { box-shadow: 0 0 0 2px var(--primary); }

.logo-row { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.logo-thumb { width: 64px; height: 64px; border: 1px solid var(--border); border-radius: 8px; background: repeating-conic-gradient(#eee 0 25%, #fff 0 50%) 0 0 / 12px 12px; }
.logo-actions { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.slider-field { margin-top: .75rem; }
input[type="range"] { width: 100%; max-width: 320px; accent-color: var(--primary); }

/* Aperçu */
.preview-panel { display: flex; flex-direction: column; align-items: center; gap: .6rem; }
.preview-frame { background: repeating-conic-gradient(#f0f1f4 0 25%, #fafbfc 0 50%) 0 0 / 16px 16px; padding: 12px; border-radius: 10px; border: 1px solid var(--border); }
.qr-preview { display: block; height: auto; image-rendering: auto; }
.qr-preview.is-blocked { opacity: .25; filter: grayscale(1); }
.scan-status, .contrast-status { font-size: .92rem; border-radius: 8px; padding: .5rem .7rem; margin: 0; width: 100%; }
.scan-status::before, .contrast-status::before { font-weight: 700; margin-right: .35rem; }
.scan-ok, .contrast-ok { background: var(--success-bg); color: var(--success); }
.scan-ok::before, .contrast-ok::before { content: "✓"; }
.scan-fragile, .contrast-warning { background: var(--warning-bg); color: var(--warning); }
.scan-fragile::before, .contrast-warning::before { content: "!"; }
.scan-fail, .scan-blocked, .contrast-error { background: var(--error-bg); color: var(--error); }
.scan-fail::before, .scan-blocked::before, .contrast-error::before { content: "✗"; }
.scan-pending { background: var(--bg); color: var(--muted); }
.encoded-url { font-size: .85rem; color: var(--muted); margin: 0; width: 100%; }

/* Création */
.create-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 1rem; align-items: start; }
.create-fields .card + .card { margin-top: 1rem; }
.create-preview { position: sticky; top: 80px; }

/* Fiche */
.detail-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 1rem; align-items: start; margin-bottom: 1rem; }
.detail-col > .card + .card { margin-top: 1rem; }
.dest-current { word-break: break-all; font-weight: 600; }
.public-url { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: .6rem .75rem; margin: .5rem 0; }
.verify-result:empty { display: none; }
.history { list-style: none; padding: 0; margin: 0; }
.history li { display: flex; flex-wrap: wrap; gap: .25rem .75rem; padding: .5rem 0; border-top: 1px solid var(--border); align-items: baseline; }
.history li:first-child { border-top: none; }
.history-date { color: var(--muted); font-size: .88rem; min-width: 11rem; }
.history-url { flex: 1 1 14rem; }
.sizes { border: none; padding: 0; margin: 1rem 0; }
.sizes legend { font-weight: 600; margin-bottom: .35rem; padding: 0; }
.size-option { display: flex; gap: .55rem; align-items: flex-start; padding: .45rem .5rem; border-radius: 8px; cursor: pointer; font-size: .93rem; }
.size-option:hover { background: var(--bg); }
.size-option input { margin-top: .25rem; accent-color: var(--primary); }
.edit-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 1.25rem; align-items: start; }
.edit-grid .span-all { grid-column: 1 / -1; }
.edit-preview { position: sticky; top: 80px; }

/* Tableau de bord */
.toolbar { display: flex; gap: 1rem; align-items: flex-end; flex-wrap: wrap; margin-bottom: 1rem; }
.toolbar .field { margin: 0; min-width: 180px; }
.toolbar .grow { flex: 1 1 260px; }
.result-count { color: var(--muted); font-size: .92rem; margin: 0 0 .5rem; }
.result-count:empty { display: none; }
.qr-list { list-style: none; padding: 0; margin: 0; display: grid; gap: .75rem; }
.qr-item { display: grid; grid-template-columns: 88px minmax(0, 1fr) auto; gap: 1rem; align-items: center; padding: 1rem; }
.qr-item + .qr-item { margin-top: 0; }
.qr-thumb { width: 88px; height: 88px; display: block; border-radius: 6px; border: 1px solid var(--border); }
.qr-item-name { font-size: 1.05rem; margin: 0 0 .25rem; }
.qr-item-name a { text-decoration: none; color: var(--text); }
.qr-item-name a:hover { color: var(--primary); text-decoration: underline; }
.qr-item-meta { display: flex; gap: .35rem; flex-wrap: wrap; margin: 0 0 .35rem; }
.qr-item-dest { margin: 0 0 .2rem; font-size: .92rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.label-inline { color: var(--muted); }
.dest-link { color: var(--text); }
.qr-item-dates { margin: 0; color: var(--muted); font-size: .85rem; }
.qr-item-actions { display: flex; flex-direction: column; gap: .4rem; align-items: stretch; min-width: 205px; }
.tag { display: inline-block; font-size: .8rem; font-weight: 600; padding: .15rem .55rem; border-radius: 999px; background: var(--primary-soft); color: var(--primary); }
.tag-light { background: var(--bg); color: var(--muted); border: 1px solid var(--border); }
.empty { text-align: center; padding: 2.5rem 1rem; }
.empty h2 { font-size: 1.2rem; }
.empty p { color: var(--muted); max-width: 34rem; margin-left: auto; margin-right: auto; }

/* Scans */
.qr-item-scans { margin: 0 0 .2rem; font-size: .9rem; font-weight: 600; }
.qr-item-scans a { color: var(--text); text-decoration: none; }
.qr-item-scans a:hover { color: var(--primary); text-decoration: underline; }
.stat-tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .5rem; margin: .25rem 0 1rem; }
.stat-tile { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: .6rem .7rem; display: flex; flex-direction: column; gap: .1rem; }
.stat-label { font-size: .8rem; color: var(--muted); }
.stat-value { font-size: 1.35rem; font-weight: 650; line-height: 1.2; }
.stat-sub { font-size: .8rem; color: var(--muted); }
.scan-chart { position: relative; width: 100%; min-height: 180px; }
.scan-chart svg { display: block; overflow: visible; }
.scan-chart rect:focus { outline: none; }
.scan-chart rect:focus-visible { stroke: #5b8fd6; stroke-width: 2; }
.chart-tooltip {
  position: absolute; transform: translate(-50%, -100%); pointer-events: none; z-index: 5;
  background: #fff; border: 1px solid var(--border); border-radius: 8px; box-shadow: 0 4px 14px rgba(20, 30, 50, .15);
  padding: .35rem .6rem; font-size: .85rem; white-space: nowrap; display: flex; flex-direction: column;
}
.chart-tooltip strong { font-size: .95rem; }
.chart-tooltip span { color: var(--muted); }
.scan-table { margin-top: .75rem; }
.scan-table summary { cursor: pointer; color: var(--primary); font-weight: 500; }
.scan-table table { border-collapse: collapse; margin-top: .5rem; width: 100%; max-width: 420px; font-size: .92rem; }
.scan-table th, .scan-table td { text-align: left; padding: .3rem .5rem; border-bottom: 1px solid var(--border); }
.scan-table .num { text-align: right; font-variant-numeric: tabular-nums; }

/* Réglages */
.settings-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; align-items: start; }
.settings-grid .card + .card { margin-top: 0; }
.category-list { list-style: none; padding: 0; margin: 0; }
.category-list li { display: flex; flex-wrap: wrap; align-items: center; gap: .35rem .75rem; padding: .5rem 0; border-top: 1px solid var(--border); }
.category-list li:first-child { border-top: none; }
.category-name { font-weight: 600; flex: 1 1 auto; }
.category-list .inline-form { margin: 0; width: 100%; }

/* Messages */
.notice { border-radius: 8px; padding: .7rem .85rem; font-size: .93rem; margin: .75rem 0; }
.notice p:last-child { margin-bottom: 0; }
.notice-success { background: var(--success-bg); color: #0f5132; }
.notice-warning { background: var(--warning-bg); color: #5b3a00; }
.notice-error { background: var(--error-bg); color: #7a1c14; }
.notice-info { background: var(--info-bg); color: #24406a; }

.toasts { position: fixed; right: 1rem; bottom: 1rem; display: flex; flex-direction: column; gap: .5rem; z-index: 100; max-width: min(440px, calc(100vw - 2rem)); }
.toast { display: flex; align-items: flex-start; gap: .75rem; padding: .75rem .9rem; border-radius: 10px; box-shadow: 0 6px 20px rgba(20, 30, 50, .18); font-size: .95rem; background: #fff; border-left: 5px solid var(--success); }
.toast-error { border-left-color: var(--error); }
.toast-warning { border-left-color: #d08a00; }
.toast-info { border-left-color: var(--primary); }
.toast span { flex: 1; }
.toast-close { background: none; border: none; font-size: 1.3rem; line-height: 1; cursor: pointer; color: var(--muted); padding: 0 .2rem; }

.loading { display: flex; align-items: center; gap: .6rem; color: var(--muted); justify-content: center; padding: 3rem 0; }
.spinner { width: 20px; height: 20px; border: 3px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation-duration: 3s; } * { scroll-behavior: auto !important; } }

/* Connexion */
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.login-card { width: 100%; max-width: 400px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); padding: 2rem 1.5rem; }
.login-card h1 { font-size: 1.3rem; margin-bottom: 1.25rem; }
.noscript { text-align: center; padding: 2rem; }

/* Téléphone et tablette */
@media (max-width: 960px) {
  .create-grid, .detail-grid, .edit-grid { grid-template-columns: minmax(0, 1fr); }
  .create-preview, .edit-preview { position: static; order: -1; }
  .create-preview { order: 0; }
  .settings-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 700px) {
  h1 { font-size: 1.35rem; }
  .topbar-inner { gap: .5rem; }
  .nav { order: 3; width: 100%; }
  .topbar-actions .button-ghost { padding: .5rem .6rem; }
  .page { padding-top: 1rem; }
  .card { padding: 1rem; }
  .qr-item { grid-template-columns: 72px minmax(0, 1fr); }
  .qr-thumb { width: 72px; height: 72px; }
  .qr-item-actions { grid-column: 1 / -1; min-width: 0; }
  .qr-item-dest { white-space: normal; word-break: break-all; }
  .toolbar .field { min-width: 0; flex: 1 1 100%; }
  .stat-tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .history-date { min-width: 0; }
}