/* HKD vizuali — picker za logotipe. Svijetla LabOS-inspirirana tema, HKD paleta.
   HKD boje: crvena #e60001, siva #8c8c8c. Preuzeto iz Akreditacije. Font: Outfit. */
@font-face { font-family: "Outfit"; src: url("assets/fonts/Outfit-Regular.ttf") format("truetype"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Outfit"; src: url("assets/fonts/Outfit-Medium.ttf") format("truetype"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "Outfit"; src: url("assets/fonts/Outfit-Bold.ttf") format("truetype"); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Outfit"; src: url("assets/fonts/Outfit-Black.ttf") format("truetype"); font-weight: 900; font-style: normal; font-display: swap; }
:root {
  /* HKD brand */
  --hkd-red: #e60001;
  --hkd-red-600: #cc0001;
  --hkd-red-700: #a80001;
  --hkd-red-soft: #fdecec;
  --hkd-red-line: #f6c9c9;
  --hkd-gray: #8c8c8c;

  /* Surfaces */
  --page: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #f8f9fb;
  --surface-3: #f1f3f6;
  --line: #e6e8ec;
  --line-strong: #d6dae0;

  /* Text */
  --text: #1a1d22;
  --text-2: #4a5059;
  --muted: #7b828c;
  --faint: #a4abb4;

  /* Status */
  --ok: #12a150;
  --ok-soft: #e7f6ee;
  --warn: #b7791f;
  --warn-soft: #fbf1dc;
  --danger: #e60001;

  --accent: var(--hkd-red);
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(16, 20, 28, .05), 0 1px 3px rgba(16, 20, 28, .04);
  --shadow: 0 2px 6px rgba(16, 20, 28, .06), 0 8px 24px rgba(16, 20, 28, .06);
  --font: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--page);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ---------------------------------------------------------------- header */
.app-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 28px; border-bottom: 1px solid var(--line);
  background: var(--surface);
  position: sticky; top: 0; z-index: 50;
  box-shadow: var(--shadow-sm);
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand .logo { width: 46px; height: 46px; display: block; }
.app-header h1 { margin: 0; font-size: 19px; letter-spacing: -.2px; font-weight: 700; }
.tagline { margin: 1px 0 0; color: var(--muted); font-size: 12.5px; }
.header-actions { display: flex; gap: 8px; align-items: center; }

/* language toggle (UI jezik) */
.lang-toggle { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 999px; overflow: hidden; background: var(--surface-2); }
.lang-toggle button { border: none; background: transparent; color: var(--muted); padding: 6px 12px; font-size: 12.5px; font-weight: 600; cursor: pointer; font-family: inherit; }
.lang-toggle button.active { background: var(--hkd-red); color: #fff; }

main { max-width: 1160px; margin: 0 auto; padding: 26px 28px 8px; }

/* ---------------------------------------------------------------- layout */
.layout { display: grid; grid-template-columns: 1fr 460px; gap: 20px; align-items: start; }
@media (max-width: 900px) { .layout { grid-template-columns: 1fr; } }

.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); overflow: hidden; }
.panel-head { display: flex; align-items: center; gap: 10px; padding: 15px 20px; border-bottom: 1px solid var(--line); }
.panel-head h2 { margin: 0; font-size: 15.5px; font-weight: 650; }
.panel-body { padding: 20px; }

/* ---------------------------------------------------------------- option groups */
.opt-group { margin-bottom: 18px; }
.opt-group:last-child { margin-bottom: 0; }
.opt-group > label { display: block; color: var(--muted); font-size: 12px; font-weight: 600; margin-bottom: 7px; text-transform: uppercase; letter-spacing: .4px; }
.opt-group.disabled { opacity: .4; pointer-events: none; }
.opt-help { margin: 8px 0 0; color: var(--text-2); font-size: 12px; line-height: 1.45; }
.opt-help strong { color: var(--text); font-weight: 600; }

/* ---------------------------------------------------------------- orientation cards */
.orient-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.orient-card {
  border: 1px solid var(--line-strong); border-radius: var(--radius-sm); background: var(--surface);
  padding: 8px; cursor: pointer; text-align: center; transition: border-color .12s, box-shadow .12s, background .12s;
  display: flex; flex-direction: column; gap: 7px; align-items: center;
}
.orient-card:hover { border-color: var(--hkd-gray); }
.orient-card.active { border-color: var(--hkd-red); box-shadow: 0 0 0 1px var(--hkd-red); background: var(--hkd-red-soft); }
.orient-thumb {
  width: 100%; height: 66px; border-radius: 6px; padding: 8px; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  background-color: #fff;
  background-image:
    linear-gradient(45deg, #eef0f3 25%, transparent 25%),
    linear-gradient(-45deg, #eef0f3 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #eef0f3 75%),
    linear-gradient(-45deg, transparent 75%, #eef0f3 75%);
  background-size: 12px 12px; background-position: 0 0, 0 6px, 6px -6px, -6px 0;
  border: 1px solid var(--line);
}
.orient-thumb img { width: 100%; height: 100%; object-fit: contain; display: block; }
.orient-thumb.placeholder { color: var(--faint); font-size: 11px; font-weight: 600; background-image: none; background: var(--surface-3); }
.orient-card .oc-label { font-size: 12.5px; font-weight: 600; color: var(--text-2); }
.orient-card.active .oc-label { color: var(--hkd-red); }

.seg { display: flex; border: 1px solid var(--line-strong); border-radius: var(--radius-sm); overflow: hidden; background: var(--surface); }
.seg button {
  flex: 1; background: var(--surface); border: none; color: var(--text-2);
  padding: 10px 8px; cursor: pointer; font-size: 13px; font-family: inherit; font-weight: 550;
  transition: background .12s, color .12s;
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
}
.seg button + button { border-left: 1px solid var(--line); }
.seg button:hover:not(.active) { background: var(--surface-2); }
.seg button.active { background: var(--hkd-red); color: #fff; }
.seg button:disabled { opacity: .4; cursor: not-allowed; }

/* colour swatch inside segmented control */
.swatch { width: 13px; height: 13px; border-radius: 50%; border: 1px solid rgba(0,0,0,.18); flex: 0 0 auto; }
.seg button.active .swatch { border-color: rgba(255,255,255,.55); }
.swatch.sw-color { background: linear-gradient(135deg, #e60001 50%, #8c8c8c 50%); }
.swatch.sw-black { background: #1a1d22; }
.swatch.sw-white { background: #fff; }

/* ---------------------------------------------------------------- preview */
.preview-panel { position: sticky; top: 90px; }
.preview-stage {
  position: relative; border-radius: var(--radius-sm); overflow: hidden;
  min-height: 300px; display: grid; place-items: center; padding: 30px;
  border: 1px solid var(--line);
}
.preview-stage.bg-light { background: #ffffff; }
.preview-stage.bg-dark { background: #23272e; }
.preview-stage.bg-checker {
  background-color: #fff;
  background-image:
    linear-gradient(45deg, #e9ebef 25%, transparent 25%),
    linear-gradient(-45deg, #e9ebef 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #e9ebef 75%),
    linear-gradient(-45deg, transparent 75%, #e9ebef 75%);
  background-size: 18px 18px;
  background-position: 0 0, 0 9px, 9px -9px, -9px 0;
}
.preview-stage img, .preview-stage svg { max-width: 100%; max-height: 260px; display: block; }
.preview-unavailable { text-align: center; color: var(--muted); }
.preview-unavailable .pu-icon { font-size: 34px; display: block; margin-bottom: 8px; opacity: .5; }

.preview-toolbar { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-top: 1px solid var(--line); background: var(--surface-2); }
.preview-toolbar .pt-label { font-size: 11.5px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .3px; }
.bg-toggle { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 999px; overflow: hidden; margin-left: auto; }
.bg-toggle button { border: none; background: var(--surface); color: var(--muted); padding: 5px 11px; font-size: 12px; font-weight: 600; cursor: pointer; font-family: inherit; }
.bg-toggle button + button { border-left: 1px solid var(--line); }
.bg-toggle button.active { background: var(--hkd-gray); color: #fff; }

/* ---------------------------------------------------------------- download */
.download-box { padding: 18px 20px 20px; border-top: 1px solid var(--line); }
.file-meta { display: flex; align-items: baseline; gap: 8px; margin-bottom: 4px; flex-wrap: wrap; }
.file-name { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; color: var(--text); font-weight: 600; word-break: break-all; }
.file-badge { font-size: 10px; font-weight: 700; letter-spacing: .4px; text-transform: uppercase; padding: 2px 7px; border-radius: 5px; background: var(--surface-3); color: var(--text-2); }
.file-badge.avail { background: var(--ok-soft); color: var(--ok); }
.file-badge.gone { background: var(--warn-soft); color: var(--warn); }
.file-sub { color: var(--muted); font-size: 12px; margin: 0 0 14px; }

.res-row { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.res-row label { color: var(--muted); font-size: 12px; font-weight: 550; white-space: nowrap; }
select {
  background: var(--surface); border: 1px solid var(--line-strong); color: var(--text);
  border-radius: var(--radius-sm); padding: 7px 10px; font-family: inherit; font-size: 13px;
}
select:focus { outline: none; border-color: var(--hkd-red); box-shadow: 0 0 0 3px var(--hkd-red-soft); }

/* ---------------------------------------------------------------- buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--line-strong); background: var(--surface); color: var(--text); padding: 8px 14px; border-radius: var(--radius-sm); cursor: pointer; font-size: 13.5px; font-family: inherit; font-weight: 550; transition: background .12s, border-color .12s, box-shadow .12s, opacity .12s; }
.btn:hover { border-color: var(--hkd-gray); background: var(--surface-2); }
.btn.primary { background: var(--hkd-red); color: #fff; border-color: var(--hkd-red); }
.btn.primary:hover { background: var(--hkd-red-600); border-color: var(--hkd-red-600); }
.btn.big { padding: 13px 24px; font-size: 15px; width: 100%; }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.hidden { display: none !important; }

/* ---------------------------------------------------------------- toast + footer */
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); background: var(--surface); border: 1px solid var(--line-strong); padding: 12px 18px; border-radius: var(--radius-sm); box-shadow: var(--shadow); z-index: 100; max-width: 480px; color: var(--text); }
.toast.err { border-color: var(--hkd-red); }
.toast.ok { border-color: var(--ok); }

.app-footer { max-width: 1160px; margin: 8px auto 0; padding: 20px 28px 30px; text-align: center; color: var(--muted); font-size: 12.5px; }
.app-footer .credit { font-weight: 550; }
.app-footer .credit .spark { color: var(--hkd-red); }