/* Submission flow — additive only. This file never redefines a token or a
   selector from ../css/site.css; it only adds the classes this one page
   needs. Loaded after site.css so the palette is already in scope. */

/* Several elements this page toggles with the `hidden` attribute also carry a
   `display: flex` rule below, and a display declaration outranks the UA's
   `[hidden] { display: none }`. Without this line the demo banner and the
   already-completed step controls stay on screen after being "hidden" —
   which was exactly the bug the first browser run caught. */
[hidden] { display: none !important; }

/* --- demo banner -----------------------------------------------------
   Deliberately loud in wording, quiet in colour: this is the one place on
   the site that must never be mistaken for the real thing. No stripes, no
   gradient — a hairline frame, the accent rule on the left, and the word
   DEMO set in mono caps. */
.demo-banner {
  border: 1px solid var(--line);
  border-left: 3px solid var(--rust);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 12px 14px;
  margin: 20px 0 0;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.demo-banner .demo-tag {
  flex: none;
  font: 700 0.62rem var(--mono);
  letter-spacing: 0.12em;
  color: var(--rust);
  border: 1px solid var(--rust);
  border-radius: var(--radius);
  padding: 3px 7px;
  margin-top: 1px;
}
.demo-banner p { margin: 0; font-size: 0.86rem; color: var(--ink); }
.demo-banner p + p { margin-top: 4px; color: var(--muted); font-size: 0.82rem; }

/* --- configuration / not-configured state --------------------------- */
.config-state {
  border: 1px solid var(--line);
  border-left: 3px solid var(--muted);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 16px 18px;
  /* Alt boşluk yoktu: bir sonraki bölümün başlığı bu kutunun ~7px altına
     yapışıyordu, oysa sayfadaki her bölüm arası ~44px. Bir tasarım tercihi
     değil, eksik bir değerdi. */
  margin: 20px 0 40px;
}
.config-state h2 { margin: 0 0 8px; font-size: 0.98rem; font-weight: 650; }
.config-state p { margin: 0 0 10px; color: var(--muted); font-size: 0.88rem; max-width: 68ch; }
.config-state dl { margin: 12px 0 0; display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; font: 0.78rem var(--mono); }
.config-state dt { color: var(--muted); }
.config-state dd { margin: 0; }
.config-state dd.missing { color: var(--red); }
.config-state dd.present { color: var(--pine); }

/* --- the ledger of steps -------------------------------------------- */
.steps { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.step { border-bottom: 1px solid var(--line); padding: 18px clamp(14px, 3vw, 22px); }
.step:last-child { border-bottom: none; }
.step[data-state="locked"] { opacity: 0.45; }
.step-head { display: flex; align-items: baseline; gap: 12px; }
.step-index {
  flex: none;
  font: 700 0.72rem var(--mono);
  font-variant-numeric: tabular-nums;
  color: var(--rust);
  min-width: 2.2em;
}
.step[data-state="done"] .step-index { color: var(--pine); }
.step-title { margin: 0; font-size: 0.98rem; font-weight: 650; letter-spacing: -0.005em; }
.step-state { margin-left: auto; font: 700 0.6rem var(--mono); text-transform: uppercase; letter-spacing: 0.07em; color: var(--muted); white-space: nowrap; }
.step[data-state="done"] .step-state { color: var(--pine); }
.step[data-state="error"] .step-state { color: var(--red); }
.step-body { margin: 10px 0 0 calc(2.2em + 12px); }
.step-body > p { margin: 0 0 12px; color: var(--muted); font-size: 0.87rem; max-width: 64ch; }
.step-body > p:last-child { margin-bottom: 0; }

@media (max-width: 560px) {
  .step-body { margin-left: 0; }
  .step-head { flex-wrap: wrap; }
  .step-state { margin-left: 0; width: 100%; order: 3; }
}

/* --- form fields ----------------------------------------------------- */
.field-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px 16px; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font: 700 0.66rem var(--mono); text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.field input, .field select {
  font: inherit;
  font-size: 0.9rem;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  min-width: 0;
}
.field input:focus-visible, .field select:focus-visible { outline: 2px solid var(--pine); outline-offset: 1px; }
.field input.tabular { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.field .hint { font-size: 0.76rem; color: var(--muted); }
.field .hint.bad { color: var(--red); }

/* --- buttons --------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  font-size: 0.88rem;
  cursor: pointer;
  text-decoration: none;
  transition: border-color .15s, background .15s;
}
.btn:hover:not(:disabled) { border-color: var(--rust); background: var(--rust-soft); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { border-color: color-mix(in srgb, var(--pine) 55%, var(--line)); background: var(--pine-soft); }
.btn-primary:hover:not(:disabled) { border-color: var(--pine); background: color-mix(in srgb, var(--pine) 18%, transparent); }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.btn .g-mark { font: 700 0.8rem var(--mono); color: var(--rust); }

@media (max-width: 480px) {
  .btn { width: 100%; justify-content: center; }
  .btn-row { flex-direction: column; align-items: stretch; }
}

/* --- account / file summary rows ------------------------------------ */
.summary-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  align-items: baseline;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  font-size: 0.86rem;
}
.summary-row .k { font: 700 0.64rem var(--mono); text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.summary-row .v { font-family: var(--mono); font-size: 0.82rem; word-break: break-all; }
.summary-row + .btn-row { margin-top: 12px; }

/* --- status line ----------------------------------------------------- */
.status-line { margin: 12px 0 0; font-size: 0.85rem; color: var(--muted); min-height: 1.2em; }
.status-line.ok { color: var(--pine); }
.status-line.err { color: var(--red); }

/* --- receipt --------------------------------------------------------- */
.receipt { border: 1px solid var(--line); border-left: 3px solid var(--pine); border-radius: var(--radius); background: var(--surface); padding: 16px 18px; }
.receipt h3 { margin: 0 0 4px; font-size: 1rem; font-weight: 650; }
.receipt .receipt-sub { margin: 0 0 14px; color: var(--muted); font-size: 0.85rem; }
.receipt dl { margin: 0; display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; font-size: 0.85rem; }
.receipt dt { font: 700 0.64rem var(--mono); text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); padding-top: 2px; }
.receipt dd { margin: 0; font-family: var(--mono); font-size: 0.8rem; font-variant-numeric: tabular-nums; word-break: break-word; }
.receipt dd a { color: var(--rust); }
.receipt .ledger-note { margin: 14px 0 0; padding-top: 12px; border-top: 1px solid var(--line); font-size: 0.82rem; color: var(--muted); }

@media (max-width: 480px) {
  .receipt dl { grid-template-columns: 1fr; gap: 2px; }
  .receipt dt { padding-top: 8px; }
}

/* --- two-audience explainer (student view vs instructor view) -------- */
.view-switch { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 0 0 16px; }
.view-switch .filter-label { margin-right: 2px; }
.audience-panel { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); padding: 16px 18px; }
.audience-panel h3 { margin: 0 0 8px; font-size: 0.98rem; font-weight: 650; }
.audience-panel p { margin: 0 0 10px; color: var(--muted); font-size: 0.87rem; max-width: 68ch; }
.audience-panel p:last-child { margin-bottom: 0; }
.audience-panel table { width: 100%; border-collapse: collapse; font-size: 0.84rem; margin-top: 12px; }
.audience-panel th, .audience-panel td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; }
.audience-panel thead th { font: 700 0.64rem var(--mono); text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); background: var(--surface-2); }
.audience-panel tbody tr:last-child td { border-bottom: none; }
.audience-panel td.mono { font-family: var(--mono); font-size: 0.78rem; font-variant-numeric: tabular-nums; }
.audience-panel .scroll { overflow-x: auto; }

.scope-list { margin: 12px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.scope-list li { border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); padding: 10px 12px; }
.scope-list code { font: 0.78rem var(--mono); color: var(--rust); word-break: break-all; }
.scope-list span { display: block; margin-top: 4px; font-size: 0.83rem; color: var(--muted); }

/* ---------------------------------------------------------------------------
   Phone

   Two things break this page on a handset, and both are one line each:

   * A form control below 16px makes iOS Safari zoom the whole page the
     moment it takes focus — and it never zooms back out. The controls
     inherited the UA's 14.4px, so all three fields did this.
   * A 40px button is under the 44×44 CSS px a thumb needs.

   Gated on a coarse pointer, so the desktop form keeps its exact metrics.
--------------------------------------------------------------------------- */
@media (hover: none) and (pointer: coarse) {
  .field input, .field select { font-size: 16px; min-height: 44px; }
  .btn { min-height: 44px; }
  /* The two demo switches keep their box: each sits inside its own
     <label>, so the whole line of text already toggles it. */
}

/* --- demo controls --------------------------------------------------- */
.demo-controls { margin-top: 8px !important; font-size: 0.82rem; }
.demo-controls label { display: inline-flex; align-items: center; gap: 7px; cursor: pointer; color: var(--ink); }
.demo-controls input { accent-color: var(--rust); }

/* --- deadline -------------------------------------------------------- */
.deadline {
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--pine);
  border-radius: var(--radius);
  background: var(--paper);
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  align-items: baseline;
}
.deadline-late { border-left-color: var(--red); }
.deadline-k { font: 700 0.64rem var(--mono); text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.deadline-late .deadline-k { color: var(--red); }
.deadline-v { font-family: var(--mono); font-size: 0.82rem; }
.deadline-note { flex-basis: 100%; color: var(--muted); font-size: 0.82rem; }
.deadline:not(.deadline-late) .deadline-note { flex-basis: auto; color: var(--pine); font-family: var(--mono); font-size: 0.78rem; }

/* --- the three gate checks ------------------------------------------- */
.check-list { list-style: none; margin: 4px 0 0; padding: 0; display: grid; gap: 6px; }
.check-list li { display: flex; align-items: baseline; gap: 10px; font-size: 0.85rem; color: var(--muted); }
.check-list .check-mark { flex: none; width: 1.1em; text-align: center; font: 700 0.85rem var(--mono); color: var(--line); }
.check-list li.is-busy { color: var(--ink); }
.check-list li.is-busy .check-mark { color: var(--muted); }
.check-list li.is-ok { color: var(--ink); }
.check-list li.is-ok .check-mark { color: var(--pine); }
.check-list li.is-warn .check-mark { color: var(--rust); }
.check-list li.is-bad { color: var(--red); }
.check-list li.is-bad .check-mark { color: var(--red); }

/* --- refusal --------------------------------------------------------- */
.failure {
  margin-top: 14px;
  padding: 14px 16px;
  border: 1px solid color-mix(in srgb, var(--red) 45%, var(--line));
  border-left: 3px solid var(--red);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--red) 5%, var(--surface));
}
.failure h4 { margin: 0 0 6px; font-size: 0.94rem; font-weight: 650; color: var(--red); }
.failure p { margin: 0 0 10px; font-size: 0.86rem; color: var(--ink); }
.failure ul { margin: 0 0 10px; padding-left: 1.15em; }
.failure li { margin-bottom: 5px; font-size: 0.86rem; color: var(--muted); }
.failure li strong { color: var(--ink); }
.failure-detail { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; margin: 0 0 4px !important; }
.failure-detail .k { font: 700 0.62rem var(--mono); text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.failure-detail code { font: 0.78rem var(--mono); word-break: break-word; }

/* --- provisional receipt --------------------------------------------- */
.receipt-provisional { border-left-color: var(--rust); }