/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#f0f2f5;--surface:#ffffff;--border:#d1d5db;
  --text:#1f2937;--muted:#6b7280;--accent:#6c5ce7;
  --accent-hover:#7c6df7;--success:#00b894;--danger:#e74c3c;
  --warning:#f39c12;--radius:10px;
}
html{font-size:15px;scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-hover)}

/* ===== NAVBAR ===== */
.navbar{background:rgba(255,255,255,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);padding:0 1.5rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap;position:sticky;top:0;z-index:100;box-shadow:0 1px 8px rgba(0,0,0,.06)}
.navbar::after{content:'';position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--accent),var(--success),var(--warning),var(--danger),var(--accent));opacity:.7}
.navbar .logo{font-size:1.3rem;font-weight:800;color:var(--text);white-space:nowrap;padding:.85rem 0;letter-spacing:-.02em}
.navbar .logo span{background:linear-gradient(135deg,var(--accent),#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-links{display:flex;gap:2px;flex-wrap:wrap;align-items:center;margin-left:.5rem}
.nav-links a{padding:.5rem .85rem;border-radius:20px;font-size:.82rem;font-weight:500;color:var(--muted);transition:all .2s ease;display:inline-flex;align-items:center;gap:.4rem;position:relative;letter-spacing:.01em}
.nav-links a .nav-icon{font-size:.95rem;line-height:1}
.nav-links a:hover{background:rgba(108,92,231,.08);color:var(--accent);transform:translateY(-1px)}
.nav-links a.active{background:linear-gradient(135deg,var(--accent),#7c6df7);color:#fff;box-shadow:0 2px 8px rgba(108,92,231,.3)}
.nav-links a.active:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(108,92,231,.4)}

/* ===== LAYOUT ===== */
.container{max-width:1280px;margin:0 auto;padding:1.5rem;flex:1;width:100%}
.tool-header{text-align:center;margin-bottom:1.5rem}
.tool-header h1{font-size:1.75rem;margin-bottom:.35rem}
.tool-header p{color:var(--muted);max-width:600px;margin:0 auto;font-size:.95rem}

/* ===== PANELS ===== */
.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:1rem;transition:box-shadow .2s ease}
.panel:hover{box-shadow:0 4px 16px rgba(0,0,0,.06)}
body.dark .panel:hover{box-shadow:0 4px 16px rgba(0,0,0,.2)}
.panel-header{display:flex;align-items:center;justify-content:space-between;padding:.5rem .75rem;background:#f9fafb;border-bottom:1px solid var(--border);font-size:.85rem;color:var(--muted)}
.panel-body{padding:0}
.panel-body .CodeMirror{height:450px;font-size:.9rem}

/* ===== BUTTONS ===== */
.btn-row{display:flex;gap:.5rem;flex-wrap:wrap;margin:.75rem 0;padding:.75rem 0;position:sticky;top:52px;z-index:50;background:var(--bg);border-bottom:1px solid transparent;transition:border-color .2s}
.btn-row.stuck{border-color:var(--border);box-shadow:0 2px 8px rgba(0,0,0,.06)}
body.dark .btn-row.stuck{box-shadow:0 2px 8px rgba(0,0,0,.3)}
.btn{padding:.5rem 1rem;border:none;border-radius:var(--radius);cursor:pointer;font-size:.85rem;font-weight:600;transition:all .2s ease;display:inline-flex;align-items:center;gap:.35rem}
.btn:active{transform:scale(.95)}
.btn-primary{background:linear-gradient(135deg,var(--accent),#7c6df7);color:#fff;box-shadow:0 2px 8px rgba(108,92,231,.25)}
.btn-primary:hover{box-shadow:0 4px 14px rgba(108,92,231,.4);transform:translateY(-1px)}
.btn-success{background:linear-gradient(135deg,var(--success),#00d2a0);color:#fff;box-shadow:0 2px 8px rgba(0,184,148,.25)}
.btn-success:hover{box-shadow:0 4px 14px rgba(0,184,148,.4);transform:translateY(-1px)}
.btn-danger{background:linear-gradient(135deg,var(--danger),#ff6b6b);color:#fff}
.btn-danger:hover{opacity:.9;transform:translateY(-1px)}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}

/* ===== STATUS BAR ===== */
.status{padding:.5rem .75rem;font-size:.85rem;border-radius:var(--radius);margin:.5rem 0;display:none}
.status.ok{display:block;background:rgba(0,184,148,.12);color:var(--success);border:1px solid rgba(0,184,148,.25)}
.status.err{display:block;background:rgba(231,76,60,.12);color:var(--danger);border:1px solid rgba(231,76,60,.25)}

/* ===== GRID LAYOUTS ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:1rem}

/* ===== TABLE ===== */
.table-wrap{overflow-x:auto;margin:.75rem 0}
.table-wrap table{width:100%;border-collapse:collapse;font-size:.85rem}
.table-wrap th,.table-wrap td{padding:.45rem .65rem;border:1px solid var(--border);text-align:left}
.table-wrap th{background:#f3f4f6;color:var(--muted);position:sticky;top:0}
.table-wrap td{color:var(--text)}

/* ===== DIFF HIGHLIGHTS ===== */
.diff-added{background:rgba(0,184,148,.15) !important}
.diff-removed{background:rgba(231,76,60,.15) !important}
.diff-changed{background:rgba(243,156,18,.15) !important}
.diff-legend{display:flex;gap:1rem;font-size:.8rem;color:var(--muted);margin:.5rem 0}
.diff-legend span{display:flex;align-items:center;gap:.3rem}
.diff-legend .swatch{width:14px;height:14px;border-radius:3px;display:inline-block}

/* ===== FAQ ===== */
.faq{margin-top:2rem}
.faq h2{font-size:1.25rem;margin-bottom:.75rem}
.faq details{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:.5rem}
.faq summary{padding:.65rem .85rem;cursor:pointer;font-weight:600;font-size:.9rem}
.faq details[open] summary{border-bottom:1px solid var(--border)}
.faq p{padding:.65rem .85rem;font-size:.9rem;color:var(--muted)}

/* ===== EXAMPLE ===== */
.example-section{margin-top:1.5rem}
.example-section h2{font-size:1.15rem;margin-bottom:.5rem}
.example-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:.75rem;font-family:'Fira Code',monospace;font-size:.82rem;white-space:pre-wrap;overflow-x:auto;color:var(--muted);max-height:200px;overflow-y:auto}

/* ===== FOOTER ===== */
.site-footer{background:var(--surface);border-top:1px solid var(--border);margin-top:auto;padding:0}
.site-footer::before{content:'';display:block;height:2px;background:linear-gradient(90deg,var(--accent),var(--success),var(--warning),var(--danger),var(--accent));opacity:.5}
.footer-grid{max-width:1280px;margin:0 auto;padding:2.5rem 1.5rem 1.5rem;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem}
.footer-col h3{font-size:.95rem;font-weight:700;color:var(--text);margin-bottom:.85rem;display:flex;align-items:center;gap:.4rem}
.footer-col p{font-size:.82rem;color:var(--muted);line-height:1.65;margin-bottom:.5rem}
.footer-col a{display:block;font-size:.82rem;color:var(--muted);padding:.22rem 0;transition:all .15s ease}
.footer-col a:hover{color:var(--accent);transform:translateX(3px)}
.footer-brand .logo{font-size:1.2rem;font-weight:800;color:var(--text);display:inline-block;margin-bottom:.6rem}
.footer-brand .logo span{background:linear-gradient(135deg,var(--accent),#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.footer-social{display:flex;gap:.6rem;margin-top:.75rem}
.footer-social a{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;background:rgba(108,92,231,.08);color:var(--accent);font-size:.95rem;transition:all .2s ease;padding:0}
.footer-social a:hover{background:var(--accent);color:#fff;transform:translateY(-2px);box-shadow:0 3px 10px rgba(108,92,231,.3)}
.footer-bottom{max-width:1280px;margin:0 auto;padding:.85rem 1.5rem;border-top:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem}
.footer-bottom p{font-size:.78rem;color:var(--muted)}
.footer-bottom a{font-size:.78rem;color:var(--muted)}
.footer-bottom a:hover{color:var(--accent)}
body.dark .site-footer{background:#141720}
@media(max-width:768px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:1.5rem}
}
@media(max-width:480px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
}

/* ===== FILE INPUT ===== */
.file-input-wrap{position:relative;display:inline-block}
.file-input-wrap input[type=file]{position:absolute;opacity:0;width:100%;height:100%;cursor:pointer;left:0;top:0}

/* ===== DARK MODE ===== */
body.dark{--bg:#0f1117;--surface:#1a1d27;--border:#2a2d3a;--text:#e1e4ed;--muted:#8b8fa3}
body.dark .navbar{background:rgba(26,29,39,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-color:#2a2d3a;box-shadow:0 1px 8px rgba(0,0,0,.3)}
body.dark .navbar::after{opacity:.5}
body.dark .panel{background:#1a1d27;border-color:#2a2d3a}
body.dark .panel-header{background:rgba(0,0,0,.2);border-color:#2a2d3a}
body.dark .faq details{background:#1a1d27;border-color:#2a2d3a}
body.dark .example-box{background:#1a1d27;border-color:#2a2d3a;color:#8b8fa3}
body.dark .table-wrap th{background:rgba(0,0,0,.3)}
body.dark .footer-bottom{border-color:#2a2d3a}
body.dark .nav-more-menu{box-shadow:0 8px 24px rgba(0,0,0,.5)}

/* ===== THEME TOGGLE ===== */
.theme-toggle{margin-left:auto;background:linear-gradient(135deg,rgba(108,92,231,.08),rgba(124,109,247,.08));border:1px solid rgba(108,92,231,.2);color:var(--accent);padding:.45rem .85rem;border-radius:20px;cursor:pointer;font-size:.82rem;font-weight:600;transition:all .25s ease;white-space:nowrap;display:inline-flex;align-items:center;gap:.35rem}
.theme-toggle:hover{background:linear-gradient(135deg,var(--accent),#7c6df7);color:#fff;box-shadow:0 2px 10px rgba(108,92,231,.3);transform:translateY(-1px)}

/* ===== DRAG & DROP ZONE ===== */
.drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:1.5rem;text-align:center;color:var(--muted);font-size:.85rem;transition:.2s;cursor:pointer;margin-bottom:.75rem}
.drop-zone.dragover{border-color:var(--accent);background:rgba(108,92,231,.08);color:var(--accent)}
.drop-zone input[type=file]{display:none}

/* ===== LOADING SPINNER ===== */
.loading{display:none;align-items:center;gap:.5rem;font-size:.85rem;color:var(--muted);margin:.5rem 0}
.loading.active{display:flex}
.spinner{width:18px;height:18px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ===== JSON TREE VIEW ===== */
.tree{font-family:'Fira Code',monospace;font-size:.85rem;line-height:1.7;padding:.75rem}
.tree ul{list-style:none;padding-left:1.25rem}
.tree li{position:relative}
.tree .toggle{cursor:pointer;user-select:none;display:inline-block;width:1rem;text-align:center;color:var(--accent);font-weight:700}
.tree .toggle:hover{color:var(--accent-hover)}
.tree .key{color:#f39c12}
.tree .str{color:#00b894}
.tree .num{color:#6c5ce7}
.tree .bool{color:#e74c3c}
.tree .null{color:var(--muted);font-style:italic}
.tree .highlight{background:rgba(243,156,18,.25);border-radius:3px;padding:0 2px}
.tree-search{display:flex;gap:.5rem;margin-bottom:.75rem}
.tree-search input{flex:1;padding:.45rem .65rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:.85rem;outline:none}
.tree-search input:focus{border-color:var(--accent)}
.tree-search .count{font-size:.8rem;color:var(--muted);align-self:center;white-space:nowrap}

/* ===== MODE TABS (for merged converters) ===== */
.mode-tabs{display:flex;gap:0;margin-bottom:1.25rem;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;max-width:420px;margin-left:auto;margin-right:auto}
.mode-tab{flex:1;padding:.6rem 1rem;text-align:center;font-size:.9rem;font-weight:600;cursor:pointer;background:var(--surface);color:var(--muted);border:none;transition:.2s;border-right:1px solid var(--border)}
.mode-tab:last-child{border-right:none}
.mode-tab:hover{color:var(--text)}
.mode-tab.active{background:var(--accent);color:#fff}
.mode-section{display:none}
.mode-section.active{display:block}

/* ===== NAV DROPDOWN (Converters + Mobile) ===== */
.nav-dropdown{position:relative;display:inline-flex;align-items:center}
.nav-dropdown-btn{padding:.5rem .85rem;border-radius:20px;font-size:.82rem;font-weight:500;color:var(--muted);background:transparent;border:none;cursor:pointer;transition:all .2s ease;font-family:inherit;display:inline-flex;align-items:center;gap:.4rem;letter-spacing:.01em}
.nav-dropdown-btn .nav-icon{font-size:.95rem;line-height:1}
.nav-dropdown-btn:hover{background:rgba(108,92,231,.08);color:var(--accent);transform:translateY(-1px)}
.nav-dropdown-btn.has-active{background:linear-gradient(135deg,var(--accent),#7c6df7);color:#fff;box-shadow:0 2px 8px rgba(108,92,231,.3)}
.nav-dropdown-btn .chevron{font-size:.85rem;transition:transform .2s}
.nav-dropdown.open .chevron{transform:rotate(180deg)}
.nav-dropdown-menu{display:none;position:absolute;top:calc(100% + 6px);left:50%;transform:translateX(-50%);background:var(--surface);border:1px solid var(--border);border-radius:12px;min-width:220px;z-index:200;box-shadow:0 8px 30px rgba(0,0,0,.1);padding:.5rem;animation:dropIn .15s ease}
@keyframes dropIn{from{opacity:0;transform:translateX(-50%) translateY(-6px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}
.nav-dropdown.open .nav-dropdown-menu{display:block}
.nav-dropdown-menu a{display:flex;align-items:center;gap:.55rem;padding:.55rem .75rem;font-size:.85rem;color:var(--text);border-radius:8px;transition:all .15s ease;font-weight:500}
.nav-dropdown-menu a .nav-icon{font-size:1rem;width:1.3rem;text-align:center}
.nav-dropdown-menu a:hover{background:rgba(108,92,231,.08);color:var(--accent);transform:translateX(2px)}
.nav-dropdown-menu a.active{background:linear-gradient(135deg,var(--accent),#7c6df7);color:#fff}
body.dark .nav-dropdown-menu{box-shadow:0 8px 30px rgba(0,0,0,.4)}

/* Mobile-only full menu */
.mobile-menu{display:none}
.mobile-menu-btn{padding:.5rem .85rem;border-radius:20px;font-size:.9rem;color:var(--muted);background:rgba(108,92,231,.06);border:1px solid rgba(108,92,231,.15);cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;gap:.35rem}
.mobile-menu-btn:hover{background:var(--accent);color:#fff;box-shadow:0 2px 10px rgba(108,92,231,.3)}
.mobile-menu-panel{display:none;position:absolute;top:calc(100% + 6px);right:0;background:var(--surface);border:1px solid var(--border);border-radius:12px;min-width:240px;z-index:200;box-shadow:0 8px 30px rgba(0,0,0,.1);padding:.5rem;animation:dropIn .15s ease}
.mobile-menu.open .mobile-menu-panel{display:block}
.mobile-menu-panel .menu-group-label{display:block;padding:.5rem .75rem .25rem;font-size:.7rem;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.06em}
.mobile-menu-panel a{display:flex;align-items:center;gap:.55rem;padding:.55rem .75rem;font-size:.85rem;color:var(--text);border-radius:8px;transition:all .15s ease;font-weight:500}
.mobile-menu-panel a .nav-icon{font-size:1rem;width:1.3rem;text-align:center}
.mobile-menu-panel a:hover{background:rgba(108,92,231,.08);color:var(--accent);transform:translateX(2px)}
.mobile-menu-panel a.active{background:linear-gradient(135deg,var(--accent),#7c6df7);color:#fff}
.mobile-menu-panel .menu-divider{height:1px;background:var(--border);margin:.35rem .5rem}

/* ===== SPLIT VIEW (Formatter) ===== */
.split-view{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.split-view .panel{margin-bottom:0}
.split-view .panel-body .CodeMirror{height:500px}
.view-toggle{display:inline-flex;align-items:center;gap:.35rem;padding:.35rem .7rem;border-radius:20px;font-size:.78rem;font-weight:600;cursor:pointer;background:rgba(108,92,231,.06);border:1px solid rgba(108,92,231,.15);color:var(--accent);transition:all .2s;margin-left:auto}
.view-toggle:hover{background:var(--accent);color:#fff}
.view-toggle.active{background:var(--accent);color:#fff}

/* ===== AUTO-FORMAT TOGGLE ===== */
.auto-format-toggle{display:inline-flex;align-items:center;gap:.4rem;font-size:.8rem;color:var(--muted);cursor:pointer;user-select:none}
.auto-format-toggle input{accent-color:var(--accent);width:15px;height:15px;cursor:pointer}

/* ===== LOAD SAMPLE BUTTON ===== */
.btn-ghost{background:transparent;border:1px dashed var(--border);color:var(--muted);padding:.4rem .8rem;border-radius:var(--radius);cursor:pointer;font-size:.8rem;font-weight:500;transition:all .2s}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);border-style:solid}

/* ===== EDITOR META (char/line count) ===== */
.editor-meta{display:flex;align-items:center;gap:.75rem;font-size:.75rem;color:var(--muted);padding:.25rem .75rem;border-top:1px solid var(--border)}

/* ===== HOMEPAGE HERO ===== */
.hero{text-align:center;padding:3rem 1rem 2rem;position:relative}
.hero h1{font-size:2.2rem;font-weight:800;margin-bottom:.5rem;letter-spacing:-.03em}
.hero h1 span{background:linear-gradient(135deg,var(--accent),#a78bfa,var(--success));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{color:var(--muted);max-width:600px;margin:0 auto .75rem;font-size:1rem}
.hero-badges{display:flex;justify-content:center;gap:.75rem;flex-wrap:wrap;margin-top:1rem}
.hero-badge{display:inline-flex;align-items:center;gap:.35rem;padding:.4rem .85rem;border-radius:20px;font-size:.78rem;font-weight:600;background:var(--surface);border:1px solid var(--border);color:var(--muted);box-shadow:0 2px 6px rgba(0,0,0,.04)}
.hero-badge .badge-icon{font-size:.9rem}

/* Hero Quick Paste */
.hero-paste{max-width:700px;margin:1.5rem auto 0;position:relative}
.hero-paste textarea{width:100%;height:120px;padding:.85rem 1rem;border:2px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);font-family:'Fira Code',monospace;font-size:.85rem;resize:none;outline:none;transition:border-color .2s}
.hero-paste textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(108,92,231,.1)}
.hero-paste-actions{display:flex;gap:.5rem;margin-top:.65rem;justify-content:center}

/* Homepage Tool Cards */
.tool-card{text-decoration:none;display:block;transition:all .25s ease}
.tool-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(0,0,0,.08)}
body.dark .tool-card:hover{box-shadow:0 8px 24px rgba(0,0,0,.3)}
.tool-card .card-badge{display:inline-block;padding:.15rem .5rem;border-radius:10px;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;margin-bottom:.35rem}
.card-badge.popular{background:rgba(108,92,231,.1);color:var(--accent)}
.card-badge.new{background:rgba(0,184,148,.1);color:var(--success)}
.card-badge.hot{background:rgba(231,76,60,.1);color:var(--danger)}

/* ===== URL IMPORT ===== */
.url-import{display:flex;gap:.5rem;margin-bottom:.75rem;align-items:center}
.url-import input{flex:1;padding:.55rem .85rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);font-size:.85rem;outline:none;transition:border-color .2s}
.url-import input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(108,92,231,.08)}
.url-import button{padding:.55rem 1rem;border:none;border-radius:var(--radius);background:linear-gradient(135deg,var(--accent),#7c6df7);color:#fff;font-size:.82rem;font-weight:600;cursor:pointer;white-space:nowrap;transition:all .2s}
.url-import button:hover{box-shadow:0 3px 10px rgba(108,92,231,.3);transform:translateY(-1px)}
.url-import button:active{transform:scale(.95)}

/* ===== TOAST NOTIFICATION ===== */
.toast{position:fixed;bottom:1.5rem;right:1.5rem;padding:.65rem 1.1rem;border-radius:var(--radius);font-size:.85rem;font-weight:500;z-index:9999;animation:toastIn .3s ease;box-shadow:0 4px 16px rgba(0,0,0,.15)}
.toast.ok{background:var(--success);color:#fff}
.toast.err{background:var(--danger);color:#fff}
@keyframes toastIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* ===== EDITOR TOOLBAR (font size, wrap, fullscreen) ===== */
.editor-toolbar{display:flex;align-items:center;gap:.5rem;padding:.35rem .75rem;border-bottom:1px solid var(--border);background:#f9fafb;flex-wrap:wrap}
body.dark .editor-toolbar{background:rgba(0,0,0,.2)}
.editor-toolbar .toolbar-group{display:inline-flex;align-items:center;gap:.3rem}
.toolbar-btn{padding:.25rem .5rem;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--muted);font-size:.72rem;font-weight:600;cursor:pointer;transition:all .15s;line-height:1}
.toolbar-btn:hover{border-color:var(--accent);color:var(--accent)}
.toolbar-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.toolbar-sep{width:1px;height:16px;background:var(--border);margin:0 .25rem}
.toolbar-label{font-size:.72rem;color:var(--muted);font-weight:500}

/* ===== FULLSCREEN MODE ===== */
.fullscreen-editor{position:fixed!important;top:0;left:0;right:0;bottom:0;z-index:9998;background:var(--bg);margin:0;border-radius:0;border:none;display:flex;flex-direction:column}
.fullscreen-editor .panel-header{border-radius:0}
.fullscreen-editor .panel-body .CodeMirror{height:calc(100vh - 80px)!important}
.fullscreen-editor .editor-toolbar{border-radius:0}
.fullscreen-editor .editor-meta{border-radius:0}

/* ===== HISTORY DROPDOWN ===== */
.history-dropdown{position:relative;display:inline-block}
.history-btn{padding:.4rem .7rem;border:1px dashed var(--border);border-radius:var(--radius);background:transparent;color:var(--muted);font-size:.8rem;font-weight:500;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;gap:.3rem}
.history-btn:hover{border-color:var(--accent);color:var(--accent);border-style:solid}
.history-panel{display:none;position:absolute;top:calc(100% + 4px);left:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);min-width:280px;max-height:300px;overflow-y:auto;z-index:200;box-shadow:0 8px 24px rgba(0,0,0,.1);padding:.35rem;animation:dropIn .15s ease}
.history-dropdown.open .history-panel{display:block}
.history-item{display:flex;align-items:center;gap:.5rem;padding:.45rem .6rem;border-radius:6px;cursor:pointer;transition:all .15s;font-size:.8rem;color:var(--text)}
.history-item:hover{background:rgba(108,92,231,.08);color:var(--accent)}
.history-item .history-preview{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:'Fira Code',monospace;font-size:.72rem;color:var(--muted)}
.history-item .history-time{font-size:.68rem;color:var(--muted);white-space:nowrap}
.history-empty{padding:.75rem;text-align:center;font-size:.8rem;color:var(--muted)}

/* ===== KEYBOARD SHORTCUT HINTS ===== */
.kbd-hint{display:none;margin-left:.35rem;padding:.1rem .35rem;border-radius:4px;font-size:.65rem;font-weight:500;background:rgba(0,0,0,.06);color:var(--muted);font-family:monospace}
@media(min-width:769px){
  .kbd-hint{display:inline-block}
}
body.dark .kbd-hint{background:rgba(255,255,255,.08)}

/* ===== SHARE BUTTON ===== */
.share-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);z-index:9999;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s ease}
.share-modal-content{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;max-width:500px;width:90%;box-shadow:0 16px 48px rgba(0,0,0,.2)}
.share-modal-content h3{margin-bottom:.75rem;font-size:1rem}
.share-modal-content input{width:100%;padding:.55rem .75rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--text);font-size:.82rem;font-family:monospace;margin-bottom:.75rem}
.share-modal-content .share-actions{display:flex;gap:.5rem;justify-content:flex-end}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* ===== COOKIE CONSENT BANNER ===== */
.cookie-banner{position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);padding:1rem 1.5rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;z-index:9998;box-shadow:0 -4px 16px rgba(0,0,0,.1);animation:slideUp .3s ease;flex-wrap:wrap}
.cookie-banner p{font-size:.85rem;color:var(--muted);flex:1;min-width:200px}
.cookie-banner a{color:var(--accent);font-weight:600}
.cookie-actions{display:flex;gap:.5rem}
@keyframes slideUp{from{transform:translateY(100%)}to{transform:translateY(0)}}
body.dark .cookie-banner{background:#1a1d27;border-color:#2a2d3a}

/* ===== ACCESSIBILITY ===== */
.skip-link{position:absolute;top:-100px;left:0;background:var(--accent);color:#fff;padding:.5rem 1rem;z-index:9999;font-size:.85rem;font-weight:600;border-radius:0 0 var(--radius) 0;transition:top .2s}
.skip-link:focus{top:0}

/* ===== RESPONSIVE ===== */
@media(max-width:768px){
  .split{grid-template-columns:1fr}
  .split-view{grid-template-columns:1fr}
  .split-view .panel-body .CodeMirror{height:280px}
  .navbar{gap:.75rem}
  .nav-links{display:none}
  .mobile-menu{display:inline-block;position:relative}
  .panel-body .CodeMirror{height:280px}
  .tool-header h1{font-size:1.35rem}
  .hero h1{font-size:1.6rem}
  .hero-badges{gap:.5rem}
  .btn-row{top:48px}
  .url-import{flex-direction:column}
  .url-import button{width:100%}
}