/* ============================================================
   Laptopchik LMS — стилі
   Палітра: технічна майстерня + «батарейний» зелений акцент
   ============================================================ */

:root {
  --bg: #EFF2EE;
  --panel: #FFFFFF;
  --ink: #17231C;
  --muted: #61705F;
  --line: #D8DFD5;
  --accent: #1E9E52;
  --accent-dark: #14713A;
  --accent-soft: #E2F3E8;
  --warn: #D9860B;
  --fail: #C43D3D;
  --fail-soft: #FBEAEA;
  --radius: 10px;
  --mono: ui-monospace, "JetBrains Mono", "Cascadia Mono", "Consolas", monospace;
  --sans: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 var(--sans);
}
.mono { font-family: var(--mono); font-size: .85em; letter-spacing: .02em; }
.muted { color: var(--muted); }
a { color: var(--accent-dark); }
h1 { font-size: 1.7rem; margin: .2em 0 .4em; letter-spacing: -.01em; }
h2 { font-size: 1.15rem; margin: .2em 0 .8em; }
hr { border: 0; border-top: 1px solid var(--line); margin: 1.4rem 0; }

/* ---------- Шапка ---------- */
.topbar { background: var(--ink); color: #fff; }
.topbar-in {
  max-width: 1080px; margin: 0 auto; padding: 10px 20px;
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
}
.brand {
  color: #fff; text-decoration: none; font-family: var(--mono);
  font-weight: 600; letter-spacing: .06em; display: flex; align-items: center; gap: 9px;
}
.brand-cell {
  width: 16px; height: 9px; border: 1.5px solid #7BD8A2; border-radius: 2px;
  position: relative; display: inline-block; background: linear-gradient(90deg, #35B96B 70%, transparent 70%);
}
.brand-cell::after {
  content: ""; position: absolute; right: -4px; top: 2px;
  width: 2.5px; height: 5px; background: #7BD8A2; border-radius: 0 1px 1px 0;
}
.topnav { display: flex; gap: 4px; flex-wrap: wrap; }
.topnav a {
  color: #C9D6CC; text-decoration: none; padding: 5px 11px; border-radius: 7px; font-size: .92rem;
}
.topnav a:hover { color: #fff; background: rgba(255,255,255,.08); }
.topnav a.on { color: #fff; background: rgba(255,255,255,.14); }
.topuser { margin-left: auto; display: flex; align-items: center; gap: 12px; color: #C9D6CC; }

/* ---------- Каркас ---------- */
.wrap { max-width: 1080px; margin: 0 auto; padding: 26px 20px 60px; }
.foot { text-align: center; color: var(--muted); padding: 20px; font-size: .8rem; }
.crumbs { margin: 0 0 6px; color: var(--muted); }
.crumbs a { color: var(--muted); }

.cols { display: grid; grid-template-columns: 340px 1fr; gap: 20px; align-items: start; }
.panel {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px 20px; margin-bottom: 20px;
}
@media (max-width: 860px) { .cols { grid-template-columns: 1fr; } }

/* ---------- Форми ---------- */
label { display: block; margin: 0 0 12px; font-size: .93rem; font-weight: 600; }
input, select, textarea {
  display: block; width: 100%; margin-top: 4px; padding: 8px 10px;
  font: inherit; font-weight: 400; color: var(--ink);
  border: 1px solid var(--line); border-radius: 7px; background: #fff;
}
textarea.mono { font-family: var(--mono); font-size: .85rem; }
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 1px;
}
.row3 { display: grid; grid-template-columns: 1fr 160px 110px; gap: 12px; }
@media (max-width: 700px) { .row3 { grid-template-columns: 1fr; gap: 0; } }

.btn {
  display: inline-block; border: 1px solid transparent; border-radius: 8px;
  padding: 9px 16px; font: 600 .95rem var(--sans); cursor: pointer;
  text-decoration: none; color: var(--ink); background: #E7ECE6;
}
.btn:hover { filter: brightness(.97); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); filter: none; }
.btn-ghost { background: transparent; border-color: var(--line); }
.btn-danger { background: transparent; border-color: var(--line); color: var(--fail); }
.btn-sm { padding: 4px 10px; font-size: .82rem; }
.btn-lg { padding: 12px 26px; font-size: 1.05rem; }
.btn-block { width: 100%; }
form.inline { display: inline; }
.acts { display: flex; gap: 6px; align-items: center; justify-content: flex-end; flex-wrap: wrap; }

/* ---------- Повідомлення ---------- */
.flash {
  padding: 11px 16px; border-radius: 8px; margin-bottom: 18px; font-size: .95rem;
  background: var(--accent-soft); border: 1px solid #BCE3CB; color: var(--accent-dark);
}
.flash-err { background: var(--fail-soft); border-color: #EBC7C7; color: var(--fail); }

/* ---------- Вхід ---------- */
.login-box {
  max-width: 380px; margin: 8vh auto 0; background: var(--panel);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 28px;
}
.login-box h1 { font-size: 1.25rem; }
.login-mark { color: var(--accent-dark); font-weight: 700; letter-spacing: .18em; font-size: .8rem; }

/* ---------- Батарейний прогрес (підпис системи) ---------- */
.batt { display: inline-flex; align-items: center; }
.batt-body {
  display: inline-flex; gap: 2px; padding: 2.5px;
  border: 1.5px solid var(--muted); border-radius: 4px; background: #fff;
}
.batt-cap { width: 3px; height: 8px; background: var(--muted); border-radius: 0 2px 2px 0; margin-left: 1.5px; }
.batt .seg { width: 9px; height: 12px; border-radius: 2px; background: #E3E9E1; }
.batt .seg.on { background: var(--accent); }
.batt-full .seg.on { background: var(--accent-dark); }
.batt-pct { margin-left: 8px; color: var(--muted); }

/* ---------- Курси (учень) ---------- */
.course-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 18px; }
.card {
  display: block; background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px 20px; text-decoration: none; color: var(--ink);
}
.course-card:hover { border-color: var(--accent); }
.card h2 { margin: 6px 0 8px; font-size: 1.1rem; }
.card-eyebrow { color: var(--accent-dark); font-weight: 600; text-transform: uppercase; font-size: .72rem; letter-spacing: .08em; }
.card-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; }
.course-head { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.empty {
  background: var(--panel); border: 1px dashed var(--line); border-radius: var(--radius);
  padding: 40px; text-align: center; color: var(--muted);
}

/* ---------- Модулі курсу ---------- */
.mod-list { list-style: none; margin: 20px 0; padding: 0; counter-reset: mod; }
.mod {
  counter-increment: mod;
  display: flex; align-items: center; gap: 14px;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 14px 18px; margin-bottom: 10px;
}
.mod::before {
  content: counter(mod, decimal-leading-zero);
  font-family: var(--mono); color: var(--muted); font-size: .85rem;
}
.mod-title { flex: 1; font-weight: 600; color: var(--ink); text-decoration: none; }
a.mod-title:hover { color: var(--accent-dark); }
.mod-state { color: var(--muted); white-space: nowrap; }
.mod-passed { border-left: 4px solid var(--accent); }
.mod-passed .mod-state { color: var(--accent-dark); }
.mod-open { border-left: 4px solid var(--warn); }
.mod-locked { opacity: .55; }

/* ---------- Контент модуля ---------- */
.content {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px 28px; margin: 16px 0;
}
.content img { max-width: 100%; height: auto; border-radius: 6px; }
.content h3 { margin-top: 1.2em; }
.module-cta { display: flex; align-items: center; gap: 16px; margin: 22px 0; }
.tag { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: .78rem; }
.tag-pass { background: var(--accent-soft); color: var(--accent-dark); }
.tag-fail { background: var(--fail-soft); color: var(--fail); }

/* ---------- Тест ---------- */
.test-form { max-width: 720px; }
.q-card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px 20px; margin: 0 0 16px;
}
.q-card legend { color: var(--muted); padding: 0 6px; }
.q-text { font-weight: 600; margin: 4px 0 10px; }
.q-hint { color: var(--warn); margin: -4px 0 10px; }
.opt {
  display: flex; gap: 10px; align-items: baseline;
  font-weight: 400; padding: 8px 10px; border-radius: 7px; margin: 0 0 4px; cursor: pointer;
}
.opt:hover { background: var(--bg); }
.opt input { width: auto; margin: 0; }

.result {
  background: var(--panel); border-radius: var(--radius); padding: 40px;
  text-align: center; max-width: 560px; margin: 40px auto;
}
.result-pass { border: 2px solid var(--accent); }
.result-fail { border: 2px solid var(--fail); }
.result-score { font-size: 3.2rem; font-weight: 700; }
.result-pass .result-score { color: var(--accent-dark); }
.result-fail .result-score { color: var(--fail); }
.result h1 { font-size: 1.4rem; }

/* ---------- Таблиці (адмінка) ---------- */
.tbl { width: 100%; border-collapse: collapse; font-size: .93rem; }
.tbl th {
  text-align: left; font-family: var(--mono); font-size: .72rem; text-transform: uppercase;
  letter-spacing: .07em; color: var(--muted); padding: 6px 10px; border-bottom: 2px solid var(--line);
}
.tbl td { padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.row-off { opacity: .45; }
.panel.wide { overflow-x: auto; }

/* ---------- Питання в адмінці ---------- */
.q-admin { border-bottom: 1px solid var(--line); padding: 12px 0; }
.q-admin:last-child { border-bottom: 0; }
.q-admin-head { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.q-admin-opts { margin: 8px 0 0; padding-left: 22px; color: var(--muted); font-size: .9rem; }
.q-admin-opts li.ok { color: var(--accent-dark); font-weight: 600; }
.q-admin-opts li.ok::marker { content: "✓ "; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}