@import url(https://fonts.googleapis.com/css2?family=Lexend:wght@400;700&display=swap);:root{--dark-grey:#2c2c2c;--light-grey:#3a3a3a;--black:#000;--white:#fff;--header-font-size:20px;--transition-duration:0.3s;--primary-color:#ff6b35;--secondary-color:#ffe5db;--accent-color:#ff5722;--box-shadow:4px 4px 0 0 #000;--hover-box-shadow:6px 6px 0 0 #000;--border-radius:12px;--font-family:"Lexend",sans-serif;--bg-color:#1a1a1a;--card-bg:#2a2a2a;--text-color:#e0e0e0;--border-color:#000;--secondary-text:#a0a0a0;--line-height:30px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-color);color:var(--text-color);flex-direction:column;font-family:var(--font-family);line-height:1.6}.app-layout,body{display:flex;min-height:100vh}.app-layout{overflow:hidden;width:100%}.sidebar{background:var(--card-bg);border-right:1px solid var(--border-color);display:flex;flex-direction:column;flex-shrink:0;transition:transform var(--transition-duration) ease,width var(--transition-duration) ease,margin-left var(--transition-duration) ease;width:260px;z-index:100}.sidebar.collapsed{margin-left:-260px}.sidebar-header{align-items:center;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;padding:20px}.sidebar-header h2{color:var(--primary-color);font-size:18px;font-weight:700}.pages-list{flex:1;list-style:none;overflow-y:auto;padding:10px}.page-item{border-radius:8px;cursor:pointer;display:flex;flex-direction:column;gap:4px;margin-bottom:5px;padding:12px 15px;transition:background-color .2s}.page-item:hover{background-color:hsla(0,0%,100%,.05)}.page-item.active{background-color:var(--primary-color);color:var(--white)}.page-item .page-name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.page-item .page-date{font-size:11px;opacity:.7}.sidebar-footer{border-top:1px solid var(--border-color);padding:15px}.main-wrapper{display:flex;flex:1;flex-direction:column;height:100vh;max-width:100%;overflow:hidden;padding:0 20px}.header-left{align-items:center;display:flex;gap:15px}.current-page-name{color:var(--secondary-text);font-size:.8em;font-weight:400;margin-left:10px}.btn-icon{align-items:center;background:transparent;border:none;border-radius:8px;color:var(--text-color);cursor:pointer;display:flex;justify-content:center;padding:8px;transition:background-color .2s}.btn-icon:hover{background-color:hsla(0,0%,100%,.1);color:var(--primary-color)}.btn-danger{background-color:transparent;border-color:#f44;color:#f44}.btn-danger:hover{background-color:#f44;border-color:#f44;color:#fff}.mobile-only{display:none!important}.header{border-bottom:1px solid var(--border-color);justify-content:space-between;margin-bottom:20px;padding:10px 0}.header,.logo-container{align-items:center;display:flex}.logo-container{gap:10px}.logo{border-radius:8px;height:32px;width:32px}.app-title{color:var(--primary-color);font-size:28px;font-weight:700;letter-spacing:-.02em}.header-actions{display:flex;gap:10px}.main-content{display:flex;flex:1;flex-direction:column}.status-bar{border-bottom:1px solid var(--border-color);color:var(--secondary-text);display:flex;font-size:14px;justify-content:space-between;margin-bottom:20px;padding:10px 0}#notepad{background:var(--card-bg);background-attachment:local;background-image:repeating-linear-gradient(to bottom,transparent,transparent calc(var(--line-height) - 1px),#444 calc(var(--line-height) - 1px),#444 var(--line-height));background-position:0 -8px;border:2px solid var(--border-color);border-radius:var(--border-radius);box-shadow:var(--box-shadow);color:var(--text-color);flex:1;font-family:var(--font-family);font-size:14px;line-height:var(--line-height);min-height:600px;padding:var(--line-height) 20px;resize:none;transition:all .2s ease;width:100%}#notepad:focus{border-color:var(--primary-color);box-shadow:var(--hover-box-shadow);outline:none}#notepad::placeholder{color:var(--secondary-text);font-style:italic}.footer{border-top:1px solid var(--border-color);color:var(--secondary-text);font-size:14px;margin-top:5px;padding:10px 0}.footer-inner{align-items:center;display:flex;justify-content:center;position:relative;width:100%}.footer-link{color:var(--secondary-text);font-size:12px;position:absolute;right:0;text-decoration:none}.footer-link:hover{color:var(--primary-color);text-decoration:underline}.footer a{color:var(--primary-color);text-decoration:none}.footer a:hover{text-decoration:underline}.btn-primary,.btn-secondary{align-items:center;background:var(--primary-color);border:2px solid var(--border-color);border-radius:var(--border-radius);color:var(--white);cursor:pointer;display:inline-flex;font-family:var(--font-family);font-size:14px;font-weight:700;gap:8px;justify-content:center;overflow:hidden;padding:12px 24px;position:relative;text-decoration:none;transition:all .2s ease}.btn-primary:hover,.btn-secondary:hover{background:var(--accent-color);box-shadow:var(--hover-box-shadow);transform:translateY(-2px)}.btn-primary:active,.btn-secondary:active{box-shadow:var(--box-shadow);transform:translateY(0)}.btn-secondary{background:var(--card-bg);color:var(--text-color)}@media (max-width:768px){.sidebar{box-shadow:2px 0 10px rgba(0,0,0,.5);height:100%;left:0;margin-left:0;position:fixed;top:0;transform:translateX(-100%)}.sidebar.open{transform:translateX(0)}.sidebar.collapsed{margin-left:0}.mobile-only{display:block!important;width:100%}.main-wrapper{padding:0 10px}.header{align-items:stretch;flex-direction:column;gap:15px}.header-left{gap:15px;justify-content:flex-start;width:100%}.header-actions{justify-content:flex-start;overflow-x:auto;padding-bottom:5px}#notepad{background-position:0 7px;min-height:400px;padding:15px}}@media (max-width:480px){.app-title{font-size:20px}.current-page-name{display:inline-block;max-width:150px;overflow:hidden;text-overflow:ellipsis;vertical-align:bottom;white-space:nowrap}.btn-primary,.btn-secondary{font-size:12px;padding:8px 12px}#notepad{background-position:0 7px;min-height:300px;padding:15px}}.modal-overlay{align-items:center;backdrop-filter:blur(2px);background:rgba(0,0,0,.5);display:flex;height:100%;justify-content:center;left:0;opacity:1;position:fixed;top:0;transition:opacity .2s,visibility .2s;visibility:visible;width:100%;z-index:1000}.modal-overlay.hidden{opacity:0;pointer-events:none;visibility:hidden}.modal-container{background:var(--card-bg);border:1px solid var(--border-color);border-radius:var(--border-radius);box-shadow:var(--hover-box-shadow);max-width:400px;padding:25px;transform:translateY(0);transition:transform .2s;width:90%}.modal-overlay.hidden .modal-container{transform:translateY(20px)}.modal-container h3{color:var(--primary-color);font-size:22px;font-weight:700;margin-bottom:15px;text-align:center}.modal-message{color:var(--text-color);font-size:16px;line-height:1.5;margin-bottom:20px;text-align:center}.modal-message.hidden{display:none}.hidden{display:none!important}.modal-input{background:var(--bg-color);border:2px solid var(--border-color);border-radius:8px;color:var(--text-color);font-family:var(--font-family);font-size:16px;margin-bottom:20px;outline:none;padding:12px;width:100%}.modal-input:focus{border-color:var(--primary-color)}.modal-actions{display:flex;gap:10px;justify-content:flex-end}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-color)}::-webkit-scrollbar-thumb{background:var(--light-grey);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--dark-grey)}