:root {
  --bg: #0f0f0f;
  --surface: #1a1a2e;
  --surface2: #16213e;
  --surface3: #0f3460;
  --accent: #e94560;
  --accent2: #533483;
  --text: #e0e0e0;
  --text2: #9e9e9e;
  --border: #2a2a3e;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 20px rgba(0,0,0,.5);
  --cat-perso: #4a9eff;
  --cat-travail: #ff9a3c;

  --cat-idees: #ab47bc;
  --cat-prive: #e94560;
  --cat-divers: #78909c;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{overscroll-behavior-y:none}
body{background:var(--bg);color:var(--text);font-family:'Segoe UI',system-ui,sans-serif;min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased}
input,textarea,button{font-family:inherit;font-size:1rem}
button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* Screens */
.screen{display:none;flex-direction:column;min-height:100vh;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}
.screen.active{display:flex}

/* ========== SETUP / LOGIN ========== */
#screen-setup,#screen-login{align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,var(--surface) 0%,var(--bg) 100%)}
.auth-card{background:var(--surface2);border:1px solid var(--border);border-radius:20px;padding:32px 24px;width:100%;max-width:380px;box-shadow:var(--shadow)}
.auth-logo{text-align:center;margin-bottom:28px}
.auth-logo .icon{font-size:56px;display:block;margin-bottom:8px}
.auth-logo h1{font-size:1.5rem;font-weight:700;color:var(--text)}
.auth-logo p{font-size:.85rem;color:var(--text2);margin-top:4px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.8rem;color:var(--text2);margin-bottom:6px;font-weight:500;text-transform:uppercase;letter-spacing:.5px}
.field input[type=password],.field input[type=text],.field input[type=tel]{width:100%;padding:12px 14px;background:var(--surface3);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);outline:none;transition:.2s border-color}
.field input:focus{border-color:var(--accent)}
.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:13px;border:none;border-radius:var(--radius-sm);font-size:1rem;font-weight:600;cursor:pointer;transition:.2s all}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:active{transform:scale(.97)}
.btn-secondary{background:var(--surface3);color:var(--text);margin-top:10px}
.btn-secondary:active{transform:scale(.97)}
.btn-biometric{background:var(--surface3);color:var(--accent);border:1px solid var(--accent);margin-bottom:12px;font-size:1.1rem}
.btn-ghost{background:none;color:var(--text2);font-size:.85rem;text-decoration:underline;padding:8px;margin-top:6px;cursor:pointer;border:none}
.divider{text-align:center;color:var(--text2);font-size:.8rem;margin:14px 0;position:relative}
.divider::before,.divider::after{content:'';position:absolute;top:50%;width:40%;height:1px;background:var(--border)}
.divider::before{left:0}.divider::after{right:0}
.setup-step{display:none}.setup-step.active{display:block}
.step-indicator{display:flex;gap:6px;justify-content:center;margin-bottom:24px}
.step-dot{width:8px;height:8px;border-radius:50%;background:var(--border);transition:.2s background}
.step-dot.active{background:var(--accent)}
.step-dot.done{background:var(--accent2)}

/* ========== MAIN ========== */
#screen-main{background:var(--bg)}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:12px 16px;display:flex;align-items:center;gap:10px;position:sticky;top:0;z-index:100}
.topbar h2{flex:1;font-size:1.1rem;font-weight:700}
.icon-btn{background:none;border:none;color:var(--text2);font-size:1.3rem;cursor:pointer;padding:6px;border-radius:var(--radius-sm);transition:.15s background;position:relative}
.icon-btn:active{background:var(--surface2)}
.badge{position:absolute;top:1px;right:1px;background:var(--accent);color:#fff;border-radius:10px;font-size:.52rem;font-weight:700;min-width:14px;height:14px;padding:0 3px;display:flex;align-items:center;justify-content:center;pointer-events:none;line-height:1}
.sync-status-btn{font-size:1.1rem}
.sync-status-dot{position:absolute;right:3px;bottom:3px;width:9px;height:9px;border:2px solid var(--surface);border-radius:50%;background:var(--text2)}
.sync-status-btn[data-status="synced"] .sync-status-dot{background:#44cc44}
.sync-status-btn[data-status="syncing"] .sync-status-dot,.sync-status-btn[data-status="connecting"] .sync-status-dot{background:#4a9eff;animation:sync-pulse 1s infinite alternate}
.sync-status-btn[data-status="pending"] .sync-status-dot,.sync-status-btn[data-status="auth_required"] .sync-status-dot{background:#ffb020}
.sync-status-btn[data-status="conflict"] .sync-status-dot,.sync-status-btn[data-status="error"] .sync-status-dot{background:#ff5c6c}
.sync-status-btn[data-status="offline"] .sync-status-dot{background:#78909c}
@keyframes sync-pulse{to{opacity:.3;transform:scale(.75)}}
.search-bar{padding:10px 16px;background:var(--surface)}
.search-input{width:100%;padding:9px 36px 9px 14px;background:var(--surface2);border:1px solid var(--border);border-radius:20px;color:var(--text);outline:none;font-size:.9rem}
.search-input::-webkit-search-cancel-button { display: none; }
#search-clear-btn { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); background: none; border: none; color: var(--text2); font-size: 1.4rem; cursor: pointer; padding: 0; line-height: 1; transition: .15s color; }
#search-clear-btn:active { color: var(--accent); }
.cat-filter{display:flex;gap:8px;padding:8px 16px;overflow-x:auto;scrollbar-width:none;background:var(--surface);border-bottom:1px solid var(--border)}
.cat-filter::-webkit-scrollbar{display:none}
.cat-chip{padding:5px 12px;border-radius:20px;font-size:.78rem;font-weight:600;border:2px solid transparent;cursor:pointer;white-space:nowrap;transition:.15s all}
.cat-chip.selected{color:#fff}
.entries-list{flex:1;overflow-y:auto;padding:12px}
.entry-card{background:var(--surface);border-radius:var(--radius);padding:14px 16px;margin-bottom:10px;border-left:4px solid var(--text2);cursor:pointer;transition:.15s background;display:flex;flex-direction:column;gap:4px}
.entry-card:active{background:var(--surface2)}
.entry-card.selected{background:var(--surface2);outline:2px solid var(--accent);outline-offset:-2px}
.entries-list.selecting .entry-card{padding-left:50px;position:relative}
.entries-list.selecting .entry-card::before{content:'';position:absolute;left:14px;top:50%;transform:translateY(-50%);width:22px;height:22px;border-radius:50%;border:2px solid var(--text2);background:transparent}
.entries-list.selecting .entry-card.selected::before{content:'✓';border-color:var(--accent);background:var(--accent);color:#fff;font-size:.8rem;line-height:22px;text-align:center}
.list-section-header {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--text2);
  margin: 16px 4px 8px;
  font-weight: 700;
}
#selection-topbar{display:none;align-items:center;gap:10px;padding:10px 12px;background:var(--surface2);border-bottom:1px solid var(--border)}
#selection-topbar span{flex:1;font-weight:600;font-size:.95rem}
#selection-bar{display:none;position:fixed;bottom:0;left:0;right:0;z-index:100;background:var(--surface2);border-top:1px solid var(--border);padding:10px 8px;padding-bottom:calc(10px + env(safe-area-inset-bottom));justify-content:space-around;align-items:center}
.sel-bar-btn{background:none;border:none;color:var(--text);cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:1.3rem;padding:6px 16px;border-radius:var(--radius-sm);transition:.15s background}
.sel-bar-btn:active{background:var(--surface3)}
.sel-bar-btn small{font-size:.7rem;color:var(--text2)}
.entry-header{display:flex;align-items:center;gap:8px}
.entry-title{font-weight:600;font-size:.95rem;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.entry-date{font-size:.72rem;color:var(--text2);white-space:nowrap}
.entry-preview{font-size:.82rem;color:var(--text2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.entry-cat-label{font-size:.7rem;font-weight:700;padding:2px 7px;border-radius:10px;opacity:.85}
.empty-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text2);gap:8px;padding:40px}
.empty-state .big-icon{font-size:56px;opacity:.3}
.fab{position:fixed;bottom:24px;right:20px;width:48px;height:48px;border-radius:50%;background:#50a5e6;border:none;color:#fff;font-size:1.4rem;cursor:pointer;box-shadow:0 4px 12px rgba(80,165,230,.3);transition:.2s all;z-index:50}
.fab:active{transform:scale(.92)}

/* ========== READER ========== */
#screen-reader{background:var(--bg)}
.reader-topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:10px 8px;display:flex;align-items:center;gap:6px;position:sticky;top:0;z-index:100}
.reader-topbar h3{flex:1;font-size:1rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.reader-body{flex:1;padding:20px 16px;overflow-y:auto}
.reader-meta{font-size:.75rem;color:var(--text2);margin-bottom:16px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.reader-content{font-size:.95rem;line-height:1.8;color:var(--text);word-break:break-word}
.reader-content h1{font-size:1.3rem;font-weight:700;margin:16px 0 6px}
.reader-content h2{font-size:1.1rem;font-weight:700;margin:14px 0 5px}
.reader-content h3{font-size:1rem;font-weight:700;margin:12px 0 4px}
.reader-content p{margin:0 0 6px}
.reader-content strong{font-weight:700}
.reader-content em{font-style:italic;color:var(--text2)}
.reader-content code{font-family:monospace;background:var(--surface2);padding:1px 5px;border-radius:4px;font-size:.88em;color:var(--accent)}
.reader-content ul{margin:4px 0 8px;padding-left:22px}
.reader-content li{margin-bottom:2px}
.reader-content blockquote{border-left:3px solid var(--accent2);margin:8px 0;padding:4px 12px;color:var(--text2);font-style:italic}
.reader-content hr{border:none;border-top:1px solid var(--border);margin:12px 0}
.reader-content a{color:#ff6b81;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.wiki-link {
  color: #4a9eff !important;
  text-decoration: none !important;
  border-bottom: 1px dashed #4a9eff;
}
.md-br{height:6px}
.reader-content .task-list{list-style:none;padding-left:2px}
.task-item{display:flex;align-items:baseline;gap:6px}
.task-cb{font-size:1rem;flex-shrink:0;cursor:pointer;user-select:none}
.fmt-btn{padding:8px 10px;font-size:.78rem;min-width:40px;font-weight:600}

/* ========== EDITOR ========== */
#screen-editor{background:var(--bg);position:relative;height:100vh;min-height:0;overflow:hidden}
@supports(height:100dvh){#screen-editor{height:100dvh}}
.editor-topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:10px 8px;display:flex;align-items:center;gap:6px;position:sticky;top:0;z-index:100}
.editor-topbar-title{flex:1;min-width:0}
.editor-topbar h3{font-size:1rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.editor-meta{display:flex;gap:10px;font-size:.68rem;color:var(--text2);white-space:nowrap;overflow:hidden}
.btn-save{background:var(--surface3);color:var(--text);border:none;border-radius:var(--radius-sm);padding:8px 14px;font-size:1.2rem;cursor:pointer;transition:.15s background}
.btn-save:active{background:var(--accent)}
.editor-body{flex:1;min-height:0;padding:16px;display:flex;flex-direction:column;gap:12px;overflow-y:auto;overscroll-behavior:contain;position:relative}
.title-input{width:100%;flex:0 0 auto;background:none;border:none;border-bottom:2px solid var(--border);padding:8px 0;font-size:1.15rem;font-weight:600;color:var(--text);outline:none;transition:.2s border-color}
.title-input:focus{border-color:var(--accent)}
.title-input::placeholder{color:var(--text2)}
/* Grille 2 rangées remplie colonne par colonne, défilement horizontal pour
   les outils moins fréquents (les plus utilisés sont en tête, donc visibles) */
.toolbar{display:grid;grid-auto-flow:column;grid-template-rows:repeat(2,minmax(40px,auto));gap:8px;justify-content:start;position:sticky;top:0;z-index:90;flex:0 0 auto;min-height:96px;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-webkit-overflow-scrolling:touch;background:var(--bg);padding:8px 0;border-bottom:1px solid var(--border);box-shadow:0 8px 12px rgba(15,15,15,.75)}
.toolbar::-webkit-scrollbar{display:none}
.tool-btn{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 12px;min-height:40px;font-size:.8rem;color:var(--text);cursor:pointer;transition:.15s all;white-space:nowrap}
.tool-btn:active{background:var(--accent);color:#fff;border-color:var(--accent)}
.cat-select{flex:0 0 auto;max-width:160px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 12px;min-height:40px;font-size:.8rem;color:var(--text);outline:none}
/* field-sizing:content : le textarea grandit avec son contenu → un seul scroll
   (celui de .editor-body) au lieu de deux zones imbriquées.
   Fallback JS dans updateCharCount() pour les navigateurs sans support. */
.content-textarea{width:100%;min-height:300px;flex:0 0 auto;field-sizing:content;overflow:hidden;background:none;border:none;color:var(--text);font-size:.95rem;line-height:1.7;resize:none;outline:none}
.content-textarea::placeholder{color:var(--text2)}
.char-count{font-size:.68rem;color:var(--text2)}
.wiki-suggestions {
  display: none;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  max-height: 150px;
  overflow-y: auto;
  position: absolute;
  z-index: 150;
  box-shadow: var(--shadow);
  min-width: 200px;
}
.wiki-suggestion-item {
  padding: 10px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  font-size: .9rem;
}
.wiki-suggestion-item:last-child { border-bottom: none; }
.wiki-suggestion-item:active { background: var(--surface3); }
#autosave-indicator{font-size:.68rem;color:#44cc44;opacity:0;transition:opacity .6s}

/* ========== SETTINGS ========== */
#screen-settings{background:var(--bg)}
.settings-body{flex:1;overflow-y:auto;padding:16px}
.settings-section{margin-bottom:24px}
.settings-section h3{font-size:.75rem;text-transform:uppercase;letter-spacing:.8px;color:var(--text2);margin-bottom:10px;padding-left:4px}
.settings-item{background:var(--surface);border-radius:var(--radius);padding:14px 16px;margin-bottom:8px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:.15s background}
.settings-item:active{background:var(--surface2)}
.settings-item .si-icon{font-size:1.3rem;width:28px;text-align:center}
.settings-item .si-text{flex:1}
.settings-item .si-title{font-size:.9rem;font-weight:500}
.settings-item .si-desc{font-size:.75rem;color:var(--text2);margin-top:2px}
.settings-item .si-arrow{color:var(--text2);font-size:.8rem}
.settings-item.danger .si-title{color:#ff6b6b}
.sync-state-card{cursor:default;border-left:4px solid var(--text2)}
.sync-state-card[data-status="synced"]{border-left-color:#44cc44}
.sync-state-card[data-status="syncing"],.sync-state-card[data-status="connecting"]{border-left-color:#4a9eff}
.sync-state-card[data-status="pending"],.sync-state-card[data-status="auth_required"]{border-left-color:#ffb020}
.sync-state-card[data-status="conflict"],.sync-state-card[data-status="error"]{border-left-color:#ff5c6c}
.sync-last-date{margin-top:6px!important}
.sync-actions{display:flex;gap:8px;padding:0 4px}
.sync-actions .btn{flex:1;margin-top:0}
.sync-actions .btn:disabled{opacity:.45;cursor:not-allowed}

/* ========== CATEGORIES MANAGER ========== */
#screen-cats{background:var(--bg)}
.cats-list{padding:16px;flex:1;overflow-y:auto}
.cat-item{background:var(--surface);border-radius:var(--radius);padding:13px 16px;margin-bottom:8px;display:flex;align-items:center;gap:12px}
.cat-color-dot{width:18px;height:18px;border-radius:50%;flex-shrink:0}
.cat-name{flex:1;font-size:.95rem}
.cat-del-btn{background:none;border:none;color:#ff6b6b;font-size:1.1rem;cursor:pointer;padding:8px;min-width:36px;min-height:36px}
.add-cat-form{padding:16px;display:flex;gap:8px;align-items:center;border-top:1px solid var(--border)}
.color-picker-btn{width:38px;height:38px;border-radius:50%;border:2px solid var(--border);cursor:pointer;flex-shrink:0}
.cat-name-input{flex:1;padding:9px 12px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);outline:none;font-size:.9rem}
.btn-add-cat{background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);padding:9px 16px;font-weight:600;cursor:pointer}

/* ========== MODAL ========== */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:200;align-items:flex-end;justify-content:center}
.modal-overlay.active{display:flex}
.modal{background:var(--surface);border-radius:20px 20px 0 0;padding:24px;padding-bottom:calc(24px + env(safe-area-inset-bottom));width:100%;max-width:480px;max-height:85vh;overflow-y:auto;overscroll-behavior:contain}
.modal h3{font-size:1.05rem;font-weight:700;margin-bottom:16px}
.modal .btn{margin-top:10px}
.modal-close{float:right;background:none;border:none;color:var(--text2);font-size:1.2rem;cursor:pointer;margin-top:-4px}
.sync-conflict-details{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:16px}
.sync-conflict-details div{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px;display:flex;flex-direction:column;gap:4px}
.sync-conflict-details span{font-size:.7rem;color:var(--text2);text-transform:uppercase}
.sync-conflict-details strong{font-size:.78rem;font-weight:600}

/* ========== TOASTS ========== */
#toast{position:fixed;bottom:100px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--surface3);color:var(--text);padding:10px 20px;border-radius:20px;font-size:.85rem;pointer-events:none;opacity:0;transition:.3s all;z-index:500;max-width:calc(100vw - 32px);text-align:center;box-shadow:var(--shadow)}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ========== MISC ========== */
.toggle{position:relative;display:inline-block;width:44px;height:24px}
.toggle input{opacity:0;width:0;height:0}
.toggle-slider{position:absolute;cursor:pointer;inset:0;background:var(--border);border-radius:12px;transition:.2s}
.toggle-slider::before{content:'';position:absolute;width:18px;height:18px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s}
.toggle input:checked+.toggle-slider{background:var(--accent)}
.toggle input:checked+.toggle-slider::before{transform:translateX(20px)}
input[type=color]{opacity:0;position:absolute;top:0;left:0;width:38px;height:38px;cursor:pointer}

mark {
  background: rgba(233, 69, 96, 0.4);
  color: #fff;
  border-radius: 2px;
  padding: 0 2px;
}

/* ========== PASSWORD STRENGTH ========== */
.pwd-strength{height:4px;background:var(--border);border-radius:2px;margin-top:8px;overflow:hidden}
.pwd-strength-bar{height:100%;width:0;border-radius:2px;transition:width .3s,background .3s}
.pwd-strength-label{font-size:.72rem;margin-top:4px;min-height:1rem;color:var(--text2)}

/* ========== ORDERED LIST (reader) ========== */
.reader-content ol{margin:4px 0 8px;padding-left:22px}
.reader-content ol li{margin-bottom:2px}

/* Scrollbar */
::-webkit-scrollbar{width:4px;height:4px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}