/* =========================
   Mindset Digital · Hreflang Tag Generator
   ========================= */

.mdt-hreflang {
  background: var(--md-background); color: var(--md-foreground);
  min-height: 100vh; display: grid; place-items: start center; padding: 2rem;
}
@supports (height:1dvh) { .mdt-hreflang { min-height: 100dvh; } }
.mdt-hreflang .md-card { width: min(860px, 94vw); background: var(--md-surface,#fff); }

/* Header */
.header-row { display:flex; align-items:center; justify-content:space-between; gap:1rem; margin-bottom:.75rem; }
.theme-toggle { display:inline-flex; align-items:center; gap:.5rem; padding:.35rem .65rem; border:1px solid var(--md-border,rgba(0,0,0,.12)); border-radius:999px; background:transparent; color:var(--md-foreground); cursor:pointer; line-height:1; }
.theme-toggle:hover { background:rgba(0,0,0,.04); }
[data-theme="dark"] .theme-toggle:hover { background:rgba(255,255,255,.06); }
.theme-toggle svg { width:18px; height:18px; display:block; }
#iconMoon { display:none; } [data-theme="dark"] #iconSun { display:none; } [data-theme="dark"] #iconMoon { display:block; }
@media (max-width:480px) { .theme-toggle__label { display:none; } }

/* Options */
.options { margin:.75rem 0 1rem; border:1px solid var(--md-border); border-radius:var(--md-radius); padding:.75rem 1rem; }
.opt-row { display:flex; gap:.75rem 1.5rem; flex-wrap:wrap; align-items:center; }
.opt-row label { display:inline-flex; align-items:center; gap:.4rem; cursor:pointer; }
.opt-inline { display:inline-flex; align-items:center; gap:.4rem; margin-left:auto; }
.inp-sm { width: 260px; font-size:.9rem; padding:.4rem .6rem; }
@media (max-width:640px) { .opt-inline { margin-left:0; width:100%; } .inp-sm { width:100%; } }

/* Hreflang rows */
.hreflang-rows { display:grid; gap:.5rem; margin:1rem 0; }

.hreflang-row {
  display:grid;
  grid-template-columns: 140px 120px 1fr auto;
  gap:.5rem;
  align-items:center;
  padding:.65rem .75rem;
  border:1px solid var(--md-border);
  border-radius:8px;
  background:var(--md-surface);
  transition: border-color .15s ease;
}
.hreflang-row:focus-within { border-color: var(--md-color-primary); }

@media (max-width:700px) {
  .hreflang-row { grid-template-columns: 1fr 1fr; }
  .hreflang-row .hr-url { grid-column: 1 / -1; }
}
@media (max-width:480px) {
  .hreflang-row { grid-template-columns: 1fr auto; }
  .hreflang-row .hr-url { grid-column: 1 / -1; }
}

.hreflang-row select,
.hreflang-row input[type="text"] {
  font-size:.9rem;
  padding:.45rem .6rem;
  border:1px solid var(--md-border);
  border-radius:6px;
  background:var(--md-surface);
  color:var(--md-foreground);
}
.hr-url { font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; font-size:.85rem; color:var(--md-color-primary); }
[data-theme="dark"] .hr-url { color:#b3cdff; }

.btn-remove {
  display:inline-flex; align-items:center; justify-content:center;
  width:28px; height:28px; border:1px solid var(--md-border);
  border-radius:6px; background:transparent; color:var(--md-color-danger);
  cursor:pointer; font-size:1.1rem; line-height:1; transition:background .15s;
}
.btn-remove:hover { background:rgba(255,38,21,.08); }
[data-theme="dark"] .btn-remove:hover { background:rgba(255,38,21,.15); }

/* Add button */
.btn-add {
  display:inline-flex; align-items:center; gap:.3rem;
  padding:.5rem 1rem; border:2px dashed var(--md-border);
  border-radius:8px; background:transparent;
  color:var(--md-color-primary); cursor:pointer;
  font-weight:600; font-size:.9rem;
  transition:border-color .15s, background .15s;
}
.btn-add:hover { border-color:var(--md-color-primary); background:rgba(16,99,255,.04); }

/* Actions */
.actions { display:flex; gap:.75rem; flex-wrap:wrap; margin:1rem 0; align-items:center; position:relative; }
.md-btn { background:var(--md-color-primary,#1063ff); color:var(--md-color-primary-contrast,#fff); }
.md-btn--secondary { background:var(--md-color-secondary,#f0b138); color:var(--md-color-secondary-contrast,#090a08); }

/* Help */
.icon-btn { display:inline-flex; align-items:center; justify-content:center; width:32px; height:32px; padding:0; border:1px solid var(--md-border); border-radius:50%; background:var(--md-surface); color:var(--md-foreground); cursor:pointer; }
.icon-btn svg { width:18px; height:18px; }
.help-popover { position:absolute; right:0; top:100%; margin-top:.5rem; z-index:1000; width:min(540px,86vw); background:var(--md-surface); color:var(--md-foreground); border:1px solid var(--md-border); border-radius:var(--md-radius); box-shadow:0 10px 30px rgba(0,0,0,.12); padding:.85rem 1rem; display:none; }
.help-popover.is-open { display:block; }
.help-popover ul { padding-left:1.2rem; margin:.5rem 0; }
.help-popover li { margin-bottom:.4rem; }
.help-popover code { background:rgba(0,0,0,.06); padding:.1rem .3rem; border-radius:3px; font-size:.85em; }
[data-theme="dark"] .help-popover code { background:rgba(255,255,255,.08); }

/* Output */
.output-section { margin-top:1.25rem; }
.output-heading { font-size:1rem; font-weight:600; margin-bottom:.75rem; color:var(--md-foreground); font-family:var(--md-font-body); }
.code-output {
  background:#1e1e2e; color:#cdd6f4; border-radius:var(--md-radius);
  padding:1rem 1.1rem; overflow-x:auto; max-height:400px; overflow-y:auto;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.85rem; line-height:1.65; border:1px solid var(--md-border);
  white-space:pre; tab-size:2;
}
[data-theme="dark"] .code-output { background:#0d1117; border-color:#2a2f45; }
.hl-tag { color:#89b4fa; }
.hl-attr { color:#f9e2af; }
.hl-val { color:#a6e3a1; }
.hl-comment { color:#6c7086; font-style:italic; }

/* Status */
.status-line { font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; font-size:.95rem; color:var(--md-foreground); display:inline-block; padding:.3rem .5rem; border-radius:6px; background:color-mix(in srgb,var(--md-surface) 85%,transparent); min-height:1.4em; }
.status-line::after { content:"▊"; margin-left:.3rem; opacity:.7; animation:blink 1s steps(2,end) infinite; }
@keyframes blink { 0%,50%{opacity:0} 50.01%,100%{opacity:1} }

/* A11y */
.skip-link { position:absolute; left:.5rem; top:-1000px; background:var(--md-foreground); color:var(--md-background); padding:.5rem .75rem; border-radius:6px; text-decoration:none; }
.skip-link:focus { top:.5rem; z-index:10; }
textarea:focus-visible,input:focus-visible,button:focus-visible,select:focus-visible { outline:3px solid var(--md-focus,#0a57ff); outline-offset:2px; }
:root { color-scheme:light dark; }
.sr-only { position:absolute; width:1px; height:1px; margin:-1px; overflow:hidden; clip:rect(0 0 0 0); }
input[type="checkbox"],input[type="radio"] { accent-color:var(--md-color-primary); }