@font-face { font-family: 'Styrene A'; font-weight: 400; src: local('Styrene A Regular'), local('StyreneA-Regular'); }
@font-face { font-family: 'Styrene A'; font-weight: 500; src: local('Styrene A Medium'); }
@font-face { font-family: 'Styrene A'; font-weight: 700; src: local('Styrene A Bold'); }
@font-face { font-family: 'Styrene B'; font-weight: 400; src: local('Styrene B Regular'); }
@font-face { font-family: 'Styrene B'; font-weight: 500; src: local('Styrene B Medium'); }
@font-face { font-family: 'Styrene B'; font-weight: 700; src: local('Styrene B Bold'); }

:root {
  --paper: #ffffff; --paper-warm: #f7f7f8; --paper-shade: #eeeef0; --list-bg: #f9f9fa;
  --ink: #1a1612; --ink-soft: #3d362d; --ink-mute: #7a756a; --ink-ghost: #b8b3a5;
  --rule: #c5c3bf; --rule-soft: #d8d6d2;
  --accent: #8a2230; --accent-hover: #a62a3c;
  --lvl-A1: #1a8a5c; --lvl-A1-bg: #e6f7ef;
  --lvl-A2: #4a9e2a; --lvl-A2-bg: #edf7e6;
  --lvl-B1: #d49b18; --lvl-B1-bg: #fdf5e0;
  --lvl-B2: #d06020; --lvl-B2-bg: #fdf0e6;
  --lvl-C1: #8038a8; --lvl-C1-bg: #f3eaf9;
  --lvl-C2: #2856a8; --lvl-C2-bg: #e8eff8;
  --font-display: 'Styrene B','Styrene A','Helvetica Neue',system-ui,sans-serif;
  --font-body: 'Styrene A','Helvetica Neue',system-ui,sans-serif;
  --font-mono: 'JetBrains Mono','SF Mono',Menlo,monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--paper); color: var(--ink); font-family: var(--font-body); font-size: 15px; line-height: 1.5; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
button, input, select, textarea { font-family: inherit; font-size: inherit; color: inherit; }
button { cursor: pointer; border: none; background: none; }

.entry-list, .detail-pane { -webkit-user-select: none; user-select: none; -webkit-touch-callout: none; }

.app { display: grid; grid-template-rows: auto 1fr; min-height: 100vh; }
.masthead { border-bottom: 1px solid var(--ink); background: var(--paper); position: sticky; top: 0; z-index: 100; }
.masthead-top { display: flex; align-items: baseline; justify-content: space-between; padding: 16px 36px 10px; border-bottom: 1px solid var(--rule); }
.brand { font-family: var(--font-display); font-weight: 500; font-size: 24px; letter-spacing: -0.01em; display: flex; align-items: baseline; gap: 14px; }
.brand-mark { font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.2em; color: var(--accent); padding: 3px 8px; border: 1px solid var(--accent); }
.brand-sub { font-style: italic; font-weight: 400; color: var(--ink-mute); font-size: 13px; }
.masthead-meta { font-size: 11px; text-transform: uppercase; letter-spacing: 0.15em; color: var(--ink-mute); display: flex; gap: 20px; align-items: center; }
.masthead-meta .sep { color: var(--ink-ghost); }
.masthead-search { padding: 12px 36px; display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center; }
.search-wrap { position: relative; display: flex; align-items: center; }
.search-icon { position: absolute; left: 2px; font-size: 18px; color: var(--ink-mute); pointer-events: none; }
#search { width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--rule); padding: 6px 8px 6px 30px; font-family: var(--font-display); font-size: 20px; outline: none; }
#search:focus { border-bottom-color: var(--ink); }
#search::placeholder { color: var(--ink-ghost); font-style: italic; }
.toolbar { display: flex; gap: 5px; }
.tool-btn { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; padding: 6px 12px; border: 1px solid var(--rule); color: var(--ink-soft); background: var(--paper); transition: all 0.15s; white-space: nowrap; }
.tool-btn:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.tool-btn.primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.tool-btn.primary:hover { background: var(--accent); border-color: var(--accent); }

.main { display: grid; grid-template-columns: 260px 1fr; min-height: 0; }
.sidebar { border-right: 1px solid var(--rule); padding: 24px 22px 60px; background: var(--paper); overflow-y: auto; max-height: calc(100vh - 120px); }
.sb-section { margin-bottom: 28px; }
.sb-label { font-size: 10px; text-transform: uppercase; letter-spacing: 0.18em; color: var(--ink-mute); margin-bottom: 10px; display: flex; justify-content: space-between; align-items: baseline; font-weight: 500; }
.sb-label .clear { color: var(--accent); cursor: pointer; font-size: 10px; font-weight: 400; }
.sb-label .clear:hover { text-decoration: underline; }
.level-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; }
.level-chip { padding: 7px 9px; border: 1px solid var(--rule-soft); background: var(--paper); display: flex; align-items: center; gap: 7px; font-size: 13px; transition: all 0.12s; text-align: left; cursor: pointer; }
.level-chip .dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.level-chip .lbl { font-family: var(--font-display); font-weight: 600; font-size: 13px; }
.level-chip .count { margin-left: auto; font-size: 11px; color: var(--ink-mute); font-variant-numeric: tabular-nums; }
.level-chip:hover { background: var(--paper-warm); }
.level-chip.active { color: #fff; border-color: transparent; }
.level-chip.active[data-level="A1"] { background: var(--lvl-A1); }
.level-chip.active[data-level="A2"] { background: var(--lvl-A2); }
.level-chip.active[data-level="B1"] { background: var(--lvl-B1); }
.level-chip.active[data-level="B2"] { background: var(--lvl-B2); }
.level-chip.active[data-level="C1"] { background: var(--lvl-C1); }
.level-chip.active[data-level="C2"] { background: var(--lvl-C2); }
.level-chip.active .count { color: rgba(255,255,255,0.7); }
.filter-list { list-style: none; display: flex; flex-direction: column; gap: 1px; }
.filter-item { display: flex; justify-content: space-between; align-items: center; padding: 5px 8px; font-size: 13px; cursor: pointer; border-left: 2px solid transparent; }
.filter-item:hover { background: var(--paper-warm); }
.filter-item.active { background: var(--paper-shade); border-left-color: var(--accent); font-weight: 500; }
.filter-item .name { text-transform: lowercase; font-variant: small-caps; letter-spacing: 0.04em; }
.filter-item .count { color: var(--ink-mute); font-size: 11px; }

.content { display: grid; grid-template-columns: minmax(300px, 380px) 1fr; min-height: 0; }
.list-pane { border-right: 1px solid var(--rule); overflow-y: auto; max-height: calc(100vh - 120px); background: var(--list-bg); }
.list-header { padding: 12px 20px; border-bottom: 1px solid var(--rule); display: flex; justify-content: space-between; align-items: baseline; background: var(--paper-warm); position: sticky; top: 0; z-index: 5; }
.list-header .count-big { font-family: var(--font-display); font-size: 16px; font-weight: 500; }
.list-header .count-big em { font-family: var(--font-body); font-style: normal; font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-mute); margin-left: 5px; font-weight: 400; }
.sort-select { background: transparent; border: none; border-bottom: 1px dotted var(--ink-mute); font-size: 12px; padding: 2px 0; outline: none; cursor: pointer; color: var(--ink-soft); }

.entry-list { list-style: none; }
.entry-card { padding: 14px 20px; border-bottom: 1px solid var(--rule-soft); cursor: pointer; transition: background 0.1s; display: flex; gap: 10px; align-items: start; }
.entry-card:hover { background: var(--paper-warm); }
.entry-card.selected { background: var(--paper-shade); border-left: 3px solid var(--accent); padding-left: 17px; }
.entry-word { font-family: var(--font-display); font-size: 17px; font-weight: 500; line-height: 1.2; }
.entry-pos-line { font-size: 12px; color: var(--ink-mute); margin-top: 2px; font-style: italic; }
.entry-sense-count { font-size: 10px; color: var(--accent); margin-top: 3px; text-transform: uppercase; letter-spacing: 0.1em; font-weight: 600; }

.level-range { display: flex; gap: 2px; flex-shrink: 0; flex-wrap: wrap; max-width: 90px; }
.level-tag { font-family: var(--font-display); font-weight: 700; font-size: 10px; padding: 2px 5px; color: #fff; letter-spacing: 0.04em; min-width: 22px; text-align: center; line-height: 1.3; border-radius: 3px; }
.level-tag.A1 { background: var(--lvl-A1); } .level-tag.A2 { background: var(--lvl-A2); }
.level-tag.B1 { background: var(--lvl-B1); } .level-tag.B2 { background: var(--lvl-B2); }
.level-tag.C1 { background: var(--lvl-C1); } .level-tag.C2 { background: var(--lvl-C2); }

.level-tag-lg { font-family: var(--font-display); font-weight: 700; font-size: 12px; padding: 5px 9px; color: #fff; letter-spacing: 0.05em; min-width: 32px; text-align: center; line-height: 1.2; border-radius: 4px; flex-shrink: 0; }
.level-tag-lg.A1 { background: var(--lvl-A1); } .level-tag-lg.A2 { background: var(--lvl-A2); }
.level-tag-lg.B1 { background: var(--lvl-B1); } .level-tag-lg.B2 { background: var(--lvl-B2); }
.level-tag-lg.C1 { background: var(--lvl-C1); } .level-tag-lg.C2 { background: var(--lvl-C2); }

.empty-state { padding: 60px 30px; text-align: center; color: var(--ink-mute); }
.empty-state .orn { font-size: 28px; color: var(--ink-ghost); margin-bottom: 10px; }

.detail-pane { overflow-y: auto; max-height: calc(100vh - 120px); padding: 36px 48px; background: var(--paper); position: relative; }
.detail-empty { display: flex; align-items: center; justify-content: center; height: 100%; color: var(--ink-mute); text-align: center; font-family: var(--font-display); font-style: italic; font-size: 16px; }
.detail-empty .bloc { max-width: 300px; }
.detail-empty .orn { font-size: 36px; color: var(--ink-ghost); margin-bottom: 14px; }

.hw-head { padding-bottom: 14px; margin-bottom: 20px; border-bottom: 2px solid var(--ink); display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.hw-word-big { font-family: var(--font-display); font-size: 52px; font-weight: 500; line-height: 1; letter-spacing: -0.025em; color: var(--ink); }
.hw-sep { color: var(--ink-ghost); font-size: 28px; }
.hw-ipa { font-family: var(--font-mono); font-size: 15px; color: var(--ink-mute); }
.hw-actions { margin-left: auto; display: flex; gap: 6px; }

.pos-group { margin-bottom: 20px; border: 1px solid var(--rule-soft); border-radius: 6px; overflow: hidden; }
.pos-group-header { padding: 10px 16px; background: var(--paper-warm); border-bottom: 1px solid var(--rule-soft); display: flex; align-items: baseline; gap: 10px; }
.pos-group-header .hw-word-md { font-family: var(--font-display); font-size: 22px; font-weight: 500; }
.pos-group-header .pos-name { font-size: 15px; color: var(--ink-soft); font-style: italic; }
.pos-group-header .pos-count { margin-left: auto; font-size: 11px; color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.1em; }

.sense-list { list-style: none; }
.sense-item { border-bottom: 1px solid var(--rule-soft); }
.sense-item:last-child { border-bottom: none; }

.sense-header { padding: 14px 16px; display: flex; align-items: start; gap: 10px; cursor: pointer; transition: background 0.1s; }
.sense-header:hover { background: var(--paper-warm); }
.sense-expand { width: 22px; height: 22px; border: 1px solid var(--ink-mute); color: var(--ink-mute); display: inline-flex; align-items: center; justify-content: center; font-size: 15px; font-weight: 500; flex-shrink: 0; margin-top: 2px; background: var(--paper); border-radius: 3px; transition: all 0.15s; }
.sense-header:hover .sense-expand { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.sense-header.open .sense-expand { background: var(--accent); color: #fff; border-color: var(--accent); }

.sense-main { flex: 1; min-width: 0; }
.sense-title-row { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 6px; }
.sense-guideword { font-family: var(--font-display); font-weight: 700; font-size: 13px; letter-spacing: 0.05em; }
.sense-guideword::before { content: '('; }
.sense-guideword::after { content: ')'; }
.sense-category { font-size: 12px; color: var(--ink-mute); font-style: italic; }
.sense-category::before { content: '[ '; font-style: normal; color: var(--ink-ghost); }
.sense-category::after { content: ' ]'; font-style: normal; color: var(--ink-ghost); }

.sense-def-row { display: flex; align-items: start; gap: 10px; }
.sense-def-text { font-size: 14px; line-height: 1.5; color: var(--ink); flex: 1; padding-top: 5px; }

.sense-body { padding: 4px 16px 18px 48px; display: none; border-top: 1px solid var(--rule-soft); background: var(--paper-warm); }
.sense-body.open { display: block; }

.sense-section { margin-top: 14px; }
.sense-section-label { font-size: 11px; font-weight: 700; color: var(--ink); margin-bottom: 6px; }
.sense-examples { list-style: none; font-style: italic; font-size: 14px; line-height: 1.6; color: var(--ink-soft); }
.sense-examples li { padding: 2px 0; }
.sense-learner { font-style: italic; font-size: 14px; line-height: 1.55; color: var(--ink-soft); padding: 10px 14px; background: var(--paper); border-left: 3px solid var(--accent); }
.sense-topics { display: flex; flex-wrap: wrap; gap: 4px; }
.sense-tag { display: inline-block; padding: 2px 8px; background: var(--paper); border: 1px solid var(--rule-soft); font-size: 11px; font-variant: small-caps; letter-spacing: 0.04em; color: var(--ink-soft); border-radius: 2px; }
.sense-syn { font-size: 13px; color: var(--ink-soft); font-style: italic; }
.sense-syn a { color: var(--accent); cursor: pointer; border-bottom: 1px dotted var(--accent); text-decoration: none; }
.sense-gram { font-size: 12px; color: var(--ink-soft); padding: 8px 12px; background: var(--paper); border-left: 2px solid var(--ink-mute); }

.sense-edit-btn { font-size: 11px; padding: 4px 10px; border: 1px solid var(--rule); color: var(--ink-mute); background: var(--paper); flex-shrink: 0; border-radius: 3px; }
.sense-edit-btn:hover { border-color: var(--accent); color: var(--accent); }

.add-sense-btn { width: 100%; padding: 12px; font-size: 12px; color: var(--accent); border: 1px dashed var(--rule); background: transparent; text-transform: uppercase; letter-spacing: 0.1em; transition: all 0.15s; margin-top: 4px; }
.add-sense-btn:hover { border-color: var(--accent); background: var(--paper-warm); }

.modal-bg { position: fixed; inset: 0; background: rgba(26,22,18,0.45); backdrop-filter: blur(4px); display: none; align-items: center; justify-content: center; z-index: 200; padding: 20px; }
.modal-bg.open { display: flex; }
.modal { background: var(--paper); border: 1px solid var(--ink); box-shadow: 0 20px 60px rgba(0,0,0,0.2); max-width: 680px; width: 100%; max-height: 92vh; overflow-y: auto; }
.modal.wide { max-width: 780px; }
.modal-h { padding: 16px 22px; border-bottom: 1px solid var(--ink); display: flex; justify-content: space-between; align-items: baseline; position: sticky; top: 0; background: var(--paper); z-index: 2; }
.modal-title { font-family: var(--font-display); font-size: 19px; font-weight: 500; }
.modal-close { font-size: 22px; color: var(--ink-mute); line-height: 1; padding: 0 8px; }
.modal-close:hover { color: var(--accent); }
.modal-body { padding: 18px 22px; }
.modal-foot { padding: 12px 22px; border-top: 1px solid var(--rule); display: flex; gap: 8px; justify-content: flex-end; background: var(--paper-warm); position: sticky; bottom: 0; }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 10px; text-transform: uppercase; letter-spacing: 0.16em; color: var(--ink-mute); margin-bottom: 5px; font-weight: 600; }
.field input, .field select, .field textarea { width: 100%; padding: 7px 10px; background: var(--paper); border: 1px solid var(--rule); font-size: 14px; outline: none; font-family: inherit; }
.field textarea { resize: vertical; min-height: 56px; font-size: 13px; line-height: 1.5; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--ink); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field-row.three { grid-template-columns: 1fr 1fr 1fr; }

.toast { position: fixed; bottom: 24px; right: 24px; background: var(--ink); color: var(--paper); padding: 10px 18px; font-size: 13px; z-index: 300; opacity: 0; transform: translateY(10px); transition: all 0.2s; }
.toast.show { opacity: 1; transform: translateY(0); }

@media (max-width: 1024px) { .content { grid-template-columns: 1fr; } .list-pane { max-height: 45vh; } .detail-pane { max-height: none; padding: 28px; } }
@media (max-width: 768px) { .main { grid-template-columns: 1fr; } .sidebar { display: none; } .hw-word-big { font-size: 36px; } }