:root {
  --paper: #f5f1e8; --paper-2: #ece6d8; --ink: #1d1a15; --ink-2: #5a544a; --muted: #8a8376;
  --line: #2a2620; --accent: #b3341e; --accent-2: #d9552e; --ok: #2e7d4f; --ok-bg: #d9efe0;
  --bad: #b3341e; --bad-bg: #f7d9d3; --sel: #ffe9a8; --sel-word: #fff6d6; --clue-bg: #e3dccb;
  --card: #fbf9f4; --black: #2a2620; --cellbg: #fdfcf8; --shadow: 0 1px 2px rgba(0,0,0,.08), 0 6px 20px rgba(40,30,10,.08);
  --radius: 10px; --serif: 'Playfair Display', Georgia, serif; --sans: 'Source Sans 3', system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --paper: #171512; --paper-2: #221f1a; --ink: #ede7da; --ink-2: #bdb5a4; --muted: #8a8376;
  --line: #d8d0bf; --accent: #e0664a; --accent-2: #f08a6a; --ok: #6cc98f; --ok-bg: #1f3a2a;
  --bad: #f07f66; --bad-bg: #4a221b; --sel: #6b5a1e; --sel-word: #3c341c; --clue-bg: #2c2822;
  --card: #1f1c17; --black: #0b0a08; --cellbg: #34302a; --clue-bg: #1d1a16; --shadow: 0 1px 2px rgba(0,0,0,.4), 0 6px 20px rgba(0,0,0,.35);
}}
:root[data-theme="dark"] {
  --paper: #171512; --paper-2: #221f1a; --ink: #ede7da; --ink-2: #bdb5a4; --muted: #8a8376;
  --line: #d8d0bf; --accent: #e0664a; --accent-2: #f08a6a; --ok: #6cc98f; --ok-bg: #1f3a2a;
  --bad: #f07f66; --bad-bg: #4a221b; --sel: #6b5a1e; --sel-word: #3c341c; --clue-bg: #2c2822;
  --card: #1f1c17; --black: #0b0a08; --cellbg: #34302a; --clue-bg: #1d1a16; --shadow: 0 1px 2px rgba(0,0,0,.4), 0 6px 20px rgba(0,0,0,.35);
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.45;
  background-image: radial-gradient(rgba(0,0,0,.035) 1px, transparent 1px); background-size: 6px 6px; }
h1, h2, h3 { font-family: var(--serif); margin: 0 0 .4em; line-height: 1.15; }
h2 { font-size: 1.6rem; } h3 { font-size: 1.1rem; margin-top: 1.2em; }
.muted { color: var(--muted); }
.hidden { display: none !important; }
kbd { font-family: var(--sans); font-size: .8em; border: 1px solid var(--muted); border-radius: 4px; padding: 0 5px; background: var(--card); }

.topbar { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; padding: 14px 16px; border-bottom: 3px double var(--line); background: var(--paper); }
.brand { display: flex; align-items: center; gap: 12px; }
.brand h1 { font-size: 1.5rem; margin: 0; }
.brand-mark { font-family: var(--serif); font-weight: 800; font-size: 1.7rem; width: 46px; height: 46px; display: grid; place-items: center; border: 2px solid var(--line); background: var(--sel); border-radius: 6px; }
.tagline { margin: 0; font-size: .85rem; color: var(--muted); }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.tab { font: inherit; font-weight: 600; background: none; border: 1px solid transparent; color: var(--ink-2); padding: 8px 14px; border-radius: 999px; cursor: pointer; }
.tab:hover { color: var(--ink); background: var(--paper-2); }
.tab.active { background: var(--ink); color: var(--paper); }
.badge { display: inline-block; min-width: 18px; padding: 0 5px; border-radius: 999px; background: var(--accent); color: #fff; font-size: .72rem; line-height: 18px; text-align: center; vertical-align: 2px; }
.badge:empty { display: none; }
.theme-btn { font: inherit; background: none; border: 1px solid var(--muted); color: var(--ink-2); border-radius: 999px; width: 34px; height: 34px; cursor: pointer; }
.rank { margin-left: auto; text-align: right; font-size: .85rem; color: var(--ink-2); }
.rank strong { display: block; font-family: var(--serif); font-size: 1rem; color: var(--ink); }
.rank .bar { height: 5px; width: 160px; background: var(--paper-2); border-radius: 3px; margin-top: 4px; overflow: hidden; }
.rank .bar i { display: block; height: 100%; background: var(--accent); }

main { max-width: 1180px; margin: 0 auto; padding: 20px 16px 60px; }
.screen { display: none; } .screen.active { display: block; }

.btn { font: inherit; font-weight: 600; padding: 9px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--ink); cursor: pointer; }
.btn:hover { background: var(--paper-2); }
.btn.primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn.primary:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { color: var(--bad); border-color: var(--bad); }
.btn:disabled { opacity: .5; cursor: default; }
select, input[type=text], input[type=search] { font: inherit; padding: 8px 10px; border: 1px solid var(--muted); border-radius: 8px; background: var(--card); color: var(--ink); }

/* kurulum */
.setup { max-width: 820px; }
.level-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin: 16px 0; }
.level-card { text-align: left; font: inherit; padding: 14px; border: 2px solid var(--paper-2); background: var(--card); border-radius: var(--radius); cursor: pointer; color: var(--ink); box-shadow: var(--shadow); }
.level-card:hover { border-color: var(--muted); }
.level-card.active { border-color: var(--accent); }
.level-card .n { font-family: var(--serif); font-size: 1.9rem; font-weight: 800; color: var(--accent); }
.level-card .name { font-weight: 700; font-size: 1.05rem; }
.level-card .d { font-size: .85rem; color: var(--ink-2); margin-top: 4px; }
.level-card .m { font-size: .78rem; color: var(--muted); margin-top: 8px; }
.setup-row { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.setup-row label { display: flex; align-items: center; gap: 8px; font-size: .95rem; }

/* tahta */
.board-top { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.clue-bar { flex: 1 1 320px; font-family: var(--serif); font-size: 1.25rem; padding: 10px 14px; background: var(--card); border-left: 4px solid var(--accent); border-radius: 6px; box-shadow: var(--shadow); min-height: 48px; }
.clue-bar small { display: block; font-family: var(--sans); font-size: .8rem; color: var(--muted); }
.board-meta { display: flex; gap: 14px; flex-wrap: wrap; font-size: .9rem; font-weight: 600; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.board-main { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 22px; align-items: start; }
@media (max-width: 860px) { .board-main { grid-template-columns: 1fr; } }
.grid-holder { position: relative; }
#mobile-input { position: absolute; opacity: 0; width: 1px; height: 1px; left: 0; top: 0; pointer-events: none; }
.grid { position: relative; display: block; box-sizing: content-box; border: 2px solid var(--line); background: var(--line); user-select: none; outline: none; --cell: 56px; }
.cell { position: absolute; box-sizing: border-box; background: var(--cellbg); width: var(--cell); height: var(--cell); overflow: hidden; display: grid; place-items: center; margin: 0; padding: 0; }
.cell.letter { font-family: var(--sans); font-weight: 700; font-size: calc(var(--cell) * .5); cursor: pointer; text-transform: uppercase; }
.cell.letter.in-word { background: var(--sel-word); }
.cell.letter.sel { background: var(--sel); box-shadow: inset 0 0 0 2px var(--accent); }
.cell.letter.wrong { color: var(--bad); background: var(--bad-bg); }
.cell.letter.ok { color: var(--ok); }
.cell.letter.revealed { color: var(--accent-2); }
.cell.clue { background: var(--clue-bg); display: flex; flex-direction: column; padding: 0; cursor: pointer; }
.cell.clue .part { min-height: 0; flex: 1 1 0; }
.cell.clue.black { background: var(--black); }
.cell.clue .part { display: flex; align-items: center; justify-content: center; text-align: center; padding: 1px calc(var(--cell) * .19) 1px 3px; font-size: calc(var(--cell) * .17); line-height: 1.08; font-weight: 600; color: var(--ink); overflow: hidden; position: relative; hyphens: auto; }
.cell.clue .part + .part { border-top: 1px solid var(--line); }
.cell.clue .part.bot { padding-bottom: calc(var(--cell) * .15); padding-right: 4px; }
.cell.clue .part.hl { background: var(--sel); }
.cell.clue .part .arr { position: absolute; width: calc(var(--cell) * .17); height: calc(var(--cell) * .17); }
.cell.clue .part .arr.a { right: 1px; top: 50%; transform: translateY(-50%); }
.cell.clue .part .arr.d { bottom: 0; left: 50%; transform: translateX(-50%); }
.cell.clue .part .arr.rd { right: 1px; top: 50%; transform: translateY(-50%); }
.cell.clue .part .arr.dr { left: 50%; transform: translateX(-50%); bottom: 0; }
.arr svg { width: 100%; height: 100%; display: block; }
.arr path { fill: none; stroke: var(--accent); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

.side { position: sticky; top: 12px; }
.toolbar { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.toolbar .btn { padding: 8px 10px; font-size: .9rem; }
.kbd-hint { font-size: .8rem; margin: 10px 0; }
.solved-list { list-style: none; padding: 0; margin: 0; max-height: 420px; overflow: auto; }
.solved-list li { padding: 6px 0; border-bottom: 1px dashed var(--paper-2); font-size: .9rem; }
.solved-list li b { font-weight: 700; } .solved-list li.hinted b { color: var(--accent-2); }
.solved-list li span { color: var(--ink-2); }
.solved-list li em { display: block; font-style: normal; color: var(--muted); font-size: .8rem; }

/* tekrar */
.review-summary { display: flex; gap: 12px; flex-wrap: wrap; margin: 12px 0; }
.pill { padding: 6px 12px; border-radius: 999px; background: var(--card); border: 1px solid var(--paper-2); font-size: .9rem; }
.pill b { color: var(--accent); }
.review-card { max-width: 640px; background: var(--card); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); margin: 16px 0; border-top: 4px solid var(--accent); }
.review-clue { font-family: var(--serif); font-size: 1.5rem; }
.review-len { margin: 4px 0 14px; letter-spacing: 2px; font-family: monospace; font-size: 1.1rem; }
#review-form { display: flex; gap: 8px; flex-wrap: wrap; }
#review-form input { flex: 1 1 200px; text-transform: uppercase; font-size: 1.1rem; letter-spacing: 1px; }
.review-result { margin-top: 12px; min-height: 24px; font-weight: 600; }
.review-result.ok { color: var(--ok); } .review-result.bad { color: var(--bad); }
.review-result small { display: block; font-weight: 400; color: var(--ink-2); }
.review-actions { margin: 10px 0; }
.notebook { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 8px; }
.nb-item { background: var(--card); border: 1px solid var(--paper-2); border-radius: 8px; padding: 8px 10px; font-size: .9rem; }
.nb-item b { display: block; }
.nb-item .box { float: right; font-size: .75rem; color: var(--muted); }
.nb-item .due { color: var(--accent); }

/* sözlük */
.dict-controls { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; }
.dict-controls input { flex: 1 1 220px; }
.dict-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 8px; }
.dict-item { background: var(--card); border: 1px solid var(--paper-2); border-radius: 8px; padding: 10px 12px; font-size: .92rem; border-left: 4px solid var(--paper-2); }
.dict-item.weak { border-left-color: var(--accent); } .dict-item.mastered { border-left-color: var(--ok); } .dict-item.seen { border-left-color: var(--muted); }
.dict-item b { font-size: 1.05rem; } .dict-item .lvl { float: right; font-size: .75rem; color: var(--muted); }
.dict-item p { margin: 3px 0 0; color: var(--ink-2); } .dict-item em { display: block; margin-top: 3px; color: var(--muted); font-size: .82rem; font-style: normal; }
.load-more { margin: 14px 0; }

/* istatistik */
.stat-tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.tile { background: var(--card); border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow); }
.tile .v { font-family: var(--serif); font-size: 1.8rem; font-weight: 800; } .tile .l { color: var(--muted); font-size: .85rem; }
.mastery-bars { display: grid; gap: 10px; max-width: 700px; }
.mrow { display: grid; grid-template-columns: 150px 1fr 90px; gap: 10px; align-items: center; font-size: .9rem; }
.mbar { height: 14px; border-radius: 7px; background: var(--paper-2); overflow: hidden; display: flex; }
.mbar i { display: block; height: 100%; } .mbar .m { background: var(--ok); } .mbar .s { background: var(--muted); } .mbar .w { background: var(--accent); }
.ranks { padding-left: 20px; } .ranks li { padding: 4px 0; } .ranks li.cur { font-weight: 700; color: var(--accent); } .ranks li.done { color: var(--muted); text-decoration: line-through; }
.danger-zone { margin-top: 30px; }

/* modal, toast */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal-card { background: var(--card); color: var(--ink); border-radius: 14px; padding: 24px; max-width: 560px; width: 100%; max-height: 90vh; overflow: auto; box-shadow: var(--shadow); }
.modal-card h2 { color: var(--accent); }
.modal-card ul { padding-left: 18px; } .modal-card .row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); background: var(--ink); color: var(--paper); padding: 10px 16px; border-radius: 999px; opacity: 0; transition: .25s; pointer-events: none; z-index: 60; max-width: calc(100vw - 32px); }
.toast.show { opacity: 1; transform: translateX(-50%); }

/* açıklama ve alt bilgi */
.about { max-width: 820px; margin: 40px auto 0; padding: 28px 16px 0; border-top: 3px double var(--line); color: var(--ink-2); }
.about h2 { font-size: 1.3rem; color: var(--ink); margin-top: 1.2em; }
.about p, .about li { font-size: .97rem; }
.about ul { padding-left: 20px; }
.footer { max-width: 820px; margin: 24px auto 0; padding: 14px 16px 30px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: .82rem; color: var(--muted); }
.footer a { color: inherit; }

/* ünlü fotoğrafı bloğu */
.cell.photo { background: var(--clue-bg); display: block; cursor: pointer; }
.cell.photo .photo-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top; }
.cell.photo .photo-cap { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; text-align: center; padding: 8px 14px 8px 6px; font-weight: 700; font-size: calc(var(--cell) * .2); line-height: 1.15; color: var(--ink); }
.cell.photo.loaded .photo-cap { display: none; }
.cell.photo.nophoto .photo-cap { font-weight: 600; font-size: calc(var(--cell) * .17); }
.cell.photo .photo-half { position: absolute; right: 0; width: 100%; height: 50%; }
.cell.photo .photo-half.top { top: 0; } .cell.photo .photo-half.bot { bottom: 0; }
.cell.photo .photo-half .arr { position: absolute; right: 1px; top: 50%; transform: translateY(-50%); width: calc(var(--cell) * .2); height: calc(var(--cell) * .2); }
.cell.photo .photo-half.bot .arr { top: auto; bottom: 1px; right: 1px; transform: none; }
.cell.photo .photo-half.bot .lbl { top: auto; bottom: 2px; transform: none; }
.cell.photo .photo-half .lbl { position: absolute; right: calc(var(--cell) * .22); top: 50%; transform: translateY(-50%); font-size: calc(var(--cell) * .16); font-weight: 700; color: var(--paper); background: rgba(0,0,0,.55); padding: 1px 5px; border-radius: 4px; }
.cell.photo .photo-half.hl { box-shadow: inset 0 0 0 3px var(--accent); }
.cell.photo .photo-half.hl .lbl { background: var(--accent); }