/* HMC Competition Results — public + admin stylesheet
   Trust-first institutional utility. One locked accent (institutional blue),
   system font stack (reliable on shared hosting, no external font links),
   light default + dark via [data-theme="dark"] toggle. No em-dashes anywhere. */

:root {
  /* Light theme only (locked). Brand colors from the HMC logo:
     blue = primary UI accent, green = correct, red = wrong. */
  --bg: #f5f8fc;
  --surface: #ffffff;
  --surface-2: #eef2f8;
  --border: #e1e7f0;
  --text: #182230;
  --text-soft: #5a6677;
  --text-faint: #8b95a5;
  --accent: #2563b0;          /* HMC blue */
  --accent-strong: #1c4d8c;
  --accent-soft: #e8f1fb;
  --brand-red: #d23b2e;
  --brand-green: #2e9b43;
  --brand-blue: #2563b0;
  --danger: #c0382b;
  --danger-soft: #fdecea;
  --ok: #2e9b43;
  --correct: #237a36;
  --correct-soft: #e7f6ea;
  --wrong: #c0382b;
  --wrong-soft: #fdecea;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(24, 34, 48, .04), 0 14px 34px rgba(24, 34, 48, .07);
  --maxw: 760px;
}

/* Dark theme (only when <html data-theme="dark">). Default is light. */
html[data-theme="dark"] {
  --bg: #0e1117;
  --surface: #161b23;
  --surface-2: #1d2530;
  --border: #2a323e;
  --text: #eef1f6;
  --text-soft: #aab2c0;
  --text-faint: #79828f;
  --accent: #5b8fd4;
  --accent-strong: #7aa6e0;
  --accent-soft: #18283d;
  --danger: #e06054;
  --danger-soft: #2a1816;
  --ok: #4caf63;
  --correct: #5cc274;
  --correct-soft: #16271a;
  --wrong: #e06054;
  --wrong-soft: #2a1816;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 16px 40px rgba(0, 0, 0, .42);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }
html, body { max-width: 100%; overflow-x: hidden; }   /* mobilde sağa-sola kaymayı engelle */

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* ---- Header ---- */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  box-shadow: 0 1px 0 rgba(24, 34, 48, .02);
}
.site-header::before, .admin-header::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-red) 0 33.33%, var(--brand-green) 33.33% 66.66%, var(--brand-blue) 66.66% 100%);
}
.header-inner { display: flex; align-items: center; height: 66px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; color: var(--text); }
.brand-logo { height: 34px; width: auto; display: block; }
.brand-mark {
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 15px;
  color: #fff;
  background: var(--accent);
  padding: 6px 9px;
  border-radius: 8px;
}
.brand-text { font-weight: 600; letter-spacing: -0.01em; font-size: 15px; color: var(--text-soft); }
@media (max-width: 480px) { .brand-text { display: none; } }
.site-header .header-inner { justify-content: space-between; }
.header-right { display: flex; align-items: center; gap: 12px; }

/* Theme toggle */
.theme-toggle {
  background: transparent; border: 1px solid var(--border); border-radius: 9px;
  width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center;
  color: var(--text-soft); cursor: pointer; transition: color .15s ease, background-color .15s ease, border-color .15s ease;
}
.theme-toggle:hover { color: var(--text); background: var(--surface-2); }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-sun { display: none; }
html[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
html[data-theme="dark"] .theme-toggle .icon-sun { display: inline; }

/* ---- Main / lookup ---- */
.main { padding: 44px 20px 64px; }
.lookup-intro { margin-bottom: 22px; }
.lookup-intro h1 {
  margin: 0 0 8px;
  font-size: clamp(28px, 5vw, 38px);
  letter-spacing: -0.025em;
  line-height: 1.08;
}
.lead { margin: 0; color: var(--text-soft); max-width: 52ch; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.form { padding: 22px; display: grid; gap: 18px; }

.field { display: grid; gap: 7px; align-content: start; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }

label { font-size: 13.5px; font-weight: 600; color: var(--text); }
.hint { font-size: 12.5px; color: var(--text-faint); }

input, select {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
input::placeholder { color: var(--text-faint); }
input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
select {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235a6373' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 13px center;
  padding-right: 38px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font: inherit; font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  cursor: pointer;
  transition: transform .06s ease, background-color .15s ease, border-color .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-strong); }
.btn-primary:disabled { opacity: .7; cursor: progress; }

.btn-spinner {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .45);
  border-top-color: #fff;
  display: none;
}
.btn.is-loading .btn-spinner { display: inline-block; animation: spin .7s linear infinite; }
.btn.is-loading .btn-label { opacity: .85; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .btn.is-loading .btn-spinner { animation: none; } }

/* ---- Messages ---- */
.notice {
  display: grid; gap: 3px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 22px;
}
.notice-empty strong { font-size: 16px; }
.notice-empty span { color: var(--text-soft); }

.form-error {
  margin: 0; padding: 11px 13px;
  background: var(--danger-soft); color: var(--danger);
  border-radius: var(--radius-sm); font-size: 14px; font-weight: 500;
}
.form-error .error-contact { display: inline-block; margin-top: 6px; font-weight: 400; color: var(--text-soft); }
.form-error .error-contact a { color: var(--accent); font-weight: 600; text-decoration: none; }
.form-error .error-contact a:hover { text-decoration: underline; }

/* ---- Result ---- */
.result-wrap { margin-top: 20px; display: grid; gap: 18px; }
.result-summary, .result-breakdown { padding: 24px; }
@media (prefers-reduced-motion: no-preference) {
  .result-wrap.show .result-summary { animation: rise .35s cubic-bezier(.16, 1, .3, 1); }
  .result-wrap.show .result-breakdown { animation: rise .45s cubic-bezier(.16, 1, .3, 1); }
}
@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.result-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; }
.result-name { margin: 0 0 4px; font-size: 22px; letter-spacing: -0.02em; }
.result-meta { margin: 0; color: var(--text-soft); font-size: 14px; }

/* Big score + rank boxes */
.result-headline { display: flex; gap: 14px; margin-top: 20px; flex-wrap: wrap; }
.hl-box { flex: 1 1 150px; border-radius: var(--radius-sm); padding: 16px 18px; }
.hl-score { background: var(--accent-soft); }
.hl-rank, .hl-school { background: var(--surface-2); }
.hl-value { display: flex; align-items: baseline; gap: 4px; font-size: 36px; font-weight: 800; letter-spacing: -0.03em; line-height: 1; color: var(--accent-strong); }
.hl-rank .hl-value, .hl-school .hl-value { color: var(--text); }
.hl-max { font-size: 17px; font-weight: 700; color: var(--text-soft); }
.hl-label { margin-top: 7px; font-size: 13px; color: var(--text-soft); font-weight: 600; }
.hl-sub { color: var(--text-faint); font-weight: 500; }

/* Three ranking boxes (grade / overall / school) */
.rank-boxes { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-top: 14px; }
.rank-boxes .hl-box { padding: 15px 16px; }
.rank-boxes .hl-value { font-size: 30px; }

.result-stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 1px;
  margin: 20px 0 0; padding: 0;
  background: var(--border); border: 1px solid var(--border);
  border-radius: var(--radius-sm); overflow: hidden;
}
.result-stats .stat { background: var(--surface); padding: 13px 15px; margin: 0; }
.result-stats dt { font-size: 12px; color: var(--text-faint); margin: 0 0 3px; text-transform: uppercase; letter-spacing: .04em; }
.result-stats dd { margin: 0; font-weight: 700; font-size: 15px; }

.answers { margin-top: 0; }
.answers-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.answers-head h3 { margin: 0; font-size: 14px; color: var(--text-soft); font-weight: 600; }
.answers-score { font-size: 13px; font-weight: 600; color: var(--brand-green); }
.answers-legend { display: flex; gap: 14px; font-size: 12px; color: var(--text-soft); }
.answers-legend span { display: inline-flex; align-items: center; gap: 5px; }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.dot-correct { background: var(--correct); }
.dot-wrong { background: var(--wrong); }
.answers-grid {
  display: grid; grid-template-columns: repeat(10, 1fr); gap: 8px;
}
@media (max-width: 560px) { .answers-grid { grid-template-columns: repeat(5, 1fr); } }
.answer-cell {
  display: grid; gap: 2px; justify-items: center;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 4px;
}
.answer-cell.is-correct { background: var(--correct-soft); border-color: color-mix(in srgb, var(--correct) 30%, transparent); }
.answer-cell.is-wrong { background: var(--wrong-soft); border-color: color-mix(in srgb, var(--wrong) 30%, transparent); }
.answer-q { font-size: 10.5px; color: var(--text-faint); }
.answer-a { font-weight: 700; font-size: 15px; }
.answer-cell.is-correct .answer-a { color: var(--correct); }
.answer-cell.is-wrong .answer-a { color: var(--wrong); }
.answer-correct { font-size: 10.5px; color: var(--correct); font-weight: 600; }
.answer-correct .lbl { color: var(--text-faint); font-weight: 500; }

/* ---- Footer ---- */
.site-footer { border-top: 1px solid var(--border); padding: 22px 0; margin-top: 40px; }
.site-footer p { margin: 0; color: var(--text-faint); font-size: 13px; }

/* ============ ADMIN ============ */
.admin-body { background: var(--bg); }
.admin-header {
  border-bottom: 1px solid var(--border); background: var(--surface);
}
.admin-header .header-inner { justify-content: space-between; }
.admin-nav { display: flex; align-items: center; gap: 18px; }
.admin-nav a { color: var(--text-soft); text-decoration: none; font-size: 14px; font-weight: 500; }
.admin-nav a:hover, .admin-nav a.active { color: var(--text); }
.admin-user { display: flex; align-items: center; gap: 12px; font-size: 13.5px; color: var(--text-soft); }

.admin-main { max-width: 1080px; margin: 0 auto; padding: 32px 20px 64px; }
.admin-main.narrow { max-width: 460px; }

.page-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.page-head h1 { margin: 0; font-size: 24px; letter-spacing: -0.02em; }

.btn-sm { padding: 8px 13px; font-size: 13.5px; }
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn-secondary:hover { background: var(--surface-2); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-ghost { background: transparent; color: var(--text-soft); }
.btn-ghost:hover { color: var(--text); }

.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.panel-pad { padding: 22px; }

table.data { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data th, table.data td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--border); }
table.data th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--text-faint); font-weight: 600; }
table.data tr:last-child td { border-bottom: none; }
table.data .row-actions { display: flex; gap: 8px; justify-content: flex-end; }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.badge { display: inline-block; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px; }
.badge-on { background: color-mix(in srgb, var(--ok) 16%, transparent); color: var(--ok); }
.badge-off { background: var(--surface-2); color: var(--text-faint); }

.flash { padding: 12px 15px; border-radius: var(--radius-sm); margin-bottom: 18px; font-size: 14px; font-weight: 500; }
.flash-ok { background: color-mix(in srgb, var(--ok) 14%, transparent); color: var(--ok); }
.flash-err { background: var(--danger-soft); color: var(--danger); }

.form-grid { display: grid; gap: 16px; }
.form-grid .field-row { grid-template-columns: 1fr 1fr; }
.q-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
@media (max-width: 700px) { .q-grid { grid-template-columns: repeat(2, 1fr); } }

.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin-bottom: 18px; }
.toolbar .field { gap: 5px; }
.toolbar input, .toolbar select { padding: 9px 11px; }

.muted { color: var(--text-faint); }
.pagination { display: flex; gap: 8px; align-items: center; justify-content: center; margin-top: 20px; }
.checkbox-cell { width: 34px; text-align: center; }
.stack { display: grid; gap: 14px; }
.help-list { color: var(--text-soft); font-size: 14px; padding-left: 18px; }
.help-list li { margin-bottom: 6px; }
a.link { color: var(--accent); text-decoration: none; font-weight: 500; }
a.link:hover { text-decoration: underline; }

/* Topics to review (student result) */
.topics-review { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--border); }
.topics-review h4 { margin: 0 0 4px; font-size: 15px; letter-spacing: -0.01em; }
.topics-note { margin: 0 0 12px; color: var(--text-soft); font-size: 13.5px; }
.topics-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.topic-chip {
  background: var(--accent-soft); color: var(--accent-strong);
  border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
  border-radius: 999px; padding: 6px 13px; font-size: 13.5px; font-weight: 600;
}

/* Admin tables + header on mobile */
@media (max-width: 600px) {
  .col-hide-sm { display: none; }
  table.data th, table.data td { padding: 9px 9px; }
  .admin-main { padding-left: 14px; padding-right: 14px; }
  .toolbar { gap: 8px; }
  .toolbar .field { width: 100%; }
  .toolbar .field input, .toolbar .field select { width: 100%; }
  .page-head h1 { font-size: 21px; }

  /* Admin header: tek satıra sığmıyorsa düzgünce alta sar, kayma olmasın */
  .admin-header .header-inner { height: auto; flex-wrap: wrap; gap: 10px; padding-top: 10px; padding-bottom: 10px; }
  .admin-header .header-inner > div:first-child { gap: 16px; flex-wrap: wrap; }
  .admin-nav { gap: 14px; }
  .admin-user span { display: none; }   /* kullanıcı adını gizle, yer açılsın */
}
