@import"https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,500;0,9..40,700;1,9..40,300&display=swap";:root[data-theme=dark]{--nav-bg: #0d0d14;--nav-border: #1e1e2e;--nav-item: transparent;--nav-text: #50507a;--nav-hover-bg: #1e1e30;--nav-hover-text: #a0a0d0;--nav-active-bg: #1e1a3a;--nav-tooltip-bg: #2a2a40;--nav-tooltip-border: #3a3a55;--nav-tooltip-text: #d0d0f0}:root[data-theme=light]{--nav-bg: #ffffff;--nav-border: #e2e4eb;--nav-item: transparent;--nav-text: #696e82;--nav-hover-bg: #f1f3f7;--nav-hover-text: #3a3f58;--nav-active-bg: #eef0ff;--nav-tooltip-bg: #ffffff;--nav-tooltip-border: #d1d5e0;--nav-tooltip-text: #1a1a24}.app-nav{width:72px;min-width:72px;background:var(--nav-bg);border-right:1px solid var(--nav-border);display:flex;flex-direction:column;justify-content:space-between;padding:12px 0;z-index:10;flex-shrink:0}.app-nav-top,.app-nav-bottom{display:flex;flex-direction:column;align-items:center;gap:4px}.app-nav-bottom{padding-bottom:4px}.app-nav-item{display:flex;flex-direction:column;align-items:center;gap:5px;width:56px;padding:10px 6px;border-radius:12px;border:none;background:var(--nav-item);color:var(--nav-text);cursor:pointer;text-decoration:none;transition:all .18s ease;position:relative}.app-nav-item:hover{background:var(--nav-hover-bg);color:var(--nav-hover-text)}.app-nav-active{background:var(--nav-active-bg)!important;color:var(--app-color, #7c6ff7)!important;cursor:default;pointer-events:none}.app-nav-active:before{content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);width:3px;height:28px;background:var(--app-color, #7c6ff7);border-radius:0 3px 3px 0}.app-nav-icon{width:24px;height:24px;display:flex;align-items:center;justify-content:center}.app-nav-icon svg{width:22px;height:22px}.app-nav-label{font-size:.6rem;font-weight:600;letter-spacing:.02em;text-align:center;line-height:1;font-family:DM Sans,sans-serif}.app-nav-item:after{content:attr(title);position:absolute;left:calc(100% + 12px);top:50%;transform:translateY(-50%);background:var(--nav-tooltip-bg);color:var(--nav-tooltip-text);font-size:.72rem;font-weight:600;padding:5px 10px;border-radius:6px;white-space:nowrap;pointer-events:none;opacity:0;transition:opacity .15s;border:1px solid var(--nav-tooltip-border);z-index:999;font-family:DM Sans,sans-serif;box-shadow:0 4px 12px #0000001a}.app-nav-item:hover:after{opacity:1}.app-nav-home:hover{color:var(--nav-hover-text)}@media (max-width: 700px){.app-nav{width:100%;min-width:0;flex-direction:row;border-right:none;border-bottom:1px solid var(--nav-border);padding:8px 12px}.app-nav-top{flex-direction:row;gap:8px}.app-nav-bottom{padding-bottom:0}.app-nav-active:before{display:none}.app-nav-item:after{display:none}}.contact-btn{display:flex;align-items:center;justify-content:center;padding:6px;border-radius:8px;border:1px solid var(--border-light, var(--nav-border, #e2e4eb));background:var(--btn-bg, var(--nav-bg, #fff));color:var(--text-muted, var(--nav-text, #696e82));cursor:pointer;transition:all .15s ease;flex-shrink:0;height:34px;width:34px}.contact-btn:hover{border-color:var(--accent, #6c63ff);color:var(--logo-text, var(--text, #1a1a24));background:var(--btn-hover, var(--nav-hover-bg, #f1f3f7))}.contact-btn svg{width:18px;height:18px}.contact-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:9999;animation:fadeIn .2s ease-out}.contact-modal-content{background:var(--surface, #fff);width:90%;max-width:800px;height:90vh;border-radius:16px;display:flex;flex-direction:column;box-shadow:0 24px 64px #0003;overflow:hidden;border:1px solid var(--border, #e2e4eb)}.contact-modal-header{padding:16px 24px;border-bottom:1px solid var(--border, #e2e4eb);display:flex;align-items:center;justify-content:space-between}.contact-modal-header h3{margin:0;font-size:1.1rem;font-weight:700;color:var(--text, #1a1a24)}.contact-modal-close{background:none;border:none;font-size:24px;color:var(--text-muted, #696e82);cursor:pointer;transition:color .15s}.contact-modal-close:hover{color:var(--text, #1a1a24)}.contact-modal-body{flex:1;position:relative}.contact-iframe{width:100%;height:100%;border:none}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media (max-width: 700px){.contact-modal-content{width:100%;height:100%;border-radius:0}}:root[data-theme=dark]{--bg: #0f0f17;--surface: #16161f;--sidebar: #13131c;--border: #22223a;--border-light: #2a2a3a;--border-input: #2e2e44;--text: #e0dff0;--text-muted: #8080a0;--text-hint: #5a5a78;--accent: #f5c518;--accent-hover: #d4a017;--btn-bg: #2a2a3a;--btn-hover: #3a3a50;--btn-text: #b0aed0;--item-hover: #1e1e30;--item-active: #1e1a3a;--input-bg: #1e1e2e;--badge-bg: #2a2a3a;--logo-text: #fff}:root[data-theme=light]{--bg: #f8f9fc;--surface: #ffffff;--sidebar: #f1f3f7;--border: #e2e4eb;--border-light: #e2e4eb;--border-input: #d1d5e0;--text: #1a1a24;--text-muted: #4a4e69;--text-hint: #696e82;--accent: #f5c518;--accent-hover: #d4a017;--btn-bg: #ffffff;--btn-hover: #f1f3f7;--btn-text: #4a4e69;--item-hover: #e2e4eb;--item-active: #eef0ff;--input-bg: #ffffff;--badge-bg: #d1d5e0;--logo-text: #1a1a24}*{box-sizing:border-box;margin:0;padding:0}body{font-family:DM Sans,sans-serif;background:var(--bg);color:var(--text);overflow:hidden}.app{display:flex;flex-direction:column;height:100vh;overflow:hidden}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:var(--surface);border-bottom:1px solid var(--border-light);height:60px;flex-shrink:0}.logo{display:flex;align-items:center;gap:10px;text-decoration:none}.logo-img{height:34px;width:auto;object-fit:contain}.logo-text{font-family:"DM Serif Display",serif;font-size:1.5rem;color:var(--logo-text);letter-spacing:-.02em}.logo-text span{color:var(--accent)}.export-btns{display:flex;align-items:center;gap:8px}.btn{padding:8px 16px;border-radius:8px;cursor:pointer;font-size:.85rem;font-family:DM Sans,sans-serif;font-weight:500;border:1px solid var(--border-light);transition:all .15s ease;display:flex;align-items:center;gap:8px}.btn-pdf{background:#7c6ff7;color:#fff;border-color:transparent}.btn-pdf:hover{background:#6b5ee0}.btn-pdf:disabled{opacity:.5;cursor:not-allowed}.btn-svg,.btn-png{background:var(--surface);color:var(--text-muted);border:1px solid var(--border-input)}.btn-svg:hover,.btn-png:hover{background:var(--btn-hover);color:var(--text);border-color:var(--border)}.btn-svg:disabled,.btn-png:disabled{opacity:.4;cursor:not-allowed}.divider{width:1px;height:24px;background:var(--border);margin:0 8px}.body-with-nav,.main{display:flex;flex:1;overflow:hidden}.sidebar{width:300px;min-width:260px;max-width:320px;background:var(--sidebar);border-right:1px solid var(--border);overflow-y:auto;overflow-x:hidden;padding:8px 0 40px;flex-shrink:0}.preview-area{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:32px 20px 40px;background:var(--bg);overflow-y:auto;overflow-x:hidden;gap:20px;min-height:0}.app-subtitle{color:var(--text-muted);font-size:.95rem;text-align:center;max-width:500px;margin-bottom:2rem;line-height:1.5}.section{border-bottom:1px solid var(--border)}.section-header{width:100%;display:flex;justify-content:space-between;align-items:center;padding:13px 20px;background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-family:DM Sans,sans-serif}.section-body{padding:4px 20px 16px;display:flex;flex-direction:column;gap:12px}.control-group{display:flex;flex-direction:column;gap:5px}.control-group label{font-size:.78rem;color:var(--text-muted);font-weight:500}select{background:var(--input-bg);border:1px solid var(--border-input);color:var(--text);border-radius:7px;padding:8px 10px;font-size:.83rem;outline:none}.toggle-btn{padding:8px;border-radius:6px;font-size:.78rem;cursor:pointer;border:none;font-family:DM Sans,sans-serif;font-weight:600;transition:all .15s}.toggle-btn.on{background:var(--surface);color:var(--accent);box-shadow:0 2px 4px #0000001a}.toggle-btn.off{background:transparent;color:var(--text-muted)}.upload-area{border:2px dashed var(--border-input);border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;background:var(--surface);color:var(--text-muted)}.upload-area:hover,.upload-area.dragging{border-color:var(--accent);background:#f5c5180d}.upload-icon{margin-bottom:20px;color:var(--accent)}.paper-shadow{border-radius:3px;box-shadow:0 8px 40px #0000001a,0 2px 8px #0000000d;overflow:hidden;transition:box-shadow .3s}:root[data-theme=dark] .paper-shadow{box-shadow:0 8px 40px #000000b3,0 2px 8px #0006}.text-btn{background:none;border:none;cursor:pointer;display:flex;align-items:center;gap:4px;font-size:.8rem}.lang-switcher{position:relative}.lang-btn{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:8px;border:1px solid var(--border-light);background:var(--btn-bg);color:var(--text-muted);cursor:pointer;font-size:.85rem;font-weight:500;font-family:DM Sans,sans-serif;transition:all .15s}.lang-btn:hover{border-color:var(--accent);color:var(--text);background:var(--btn-hover)}.lang-code{font-size:.72rem;letter-spacing:.04em}.lang-chevron{font-size:.6rem;opacity:.6}.lang-dropdown{position:absolute;top:100%;right:0;background:var(--surface);border:1px solid var(--border-light);border-radius:10px;padding:6px;display:flex;flex-direction:column;gap:2px;min-width:160px;z-index:500;box-shadow:0 10px 25px #00000026}.lang-option{width:100%;display:flex;align-items:center;gap:10px;padding:10px;border-radius:7px;border:none;background:transparent;color:var(--text-muted);cursor:pointer;font-size:.85rem;font-weight:500;font-family:DM Sans,sans-serif;text-align:left;transition:all .12s}.lang-option:hover{background:var(--btn-hover);color:var(--text)}.lang-active{color:var(--accent)!important;font-weight:600!important}.theme-toggle-btn{background:var(--btn-bg);border:1px solid var(--border-light);color:var(--text-muted);width:38px;height:38px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .15s}.theme-toggle-btn:hover{border-color:var(--accent);color:var(--text);background:var(--btn-hover)}.mobile-tab-bar,.mobile-menu-btn,.mobile-menu-overlay{display:none}.mobile-section-group{display:block}@media (max-width: 700px){.app-nav{display:none}.mobile-menu-overlay{display:block;position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;z-index:1000}.mobile-menu-drawer{position:absolute;top:0;left:0;width:250px;height:100%;background:var(--surface);box-shadow:2px 0 10px #0000001a;display:flex;flex-direction:column;animation:slideIn .3s ease}@keyframes slideIn{0%{transform:translate(-100%)}to{transform:translate(0)}}.drawer-header{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;border-bottom:1px solid var(--border);font-weight:700}.drawer-header button{background:none;border:none;font-size:1.2rem;cursor:pointer;color:var(--text)}.drawer-body{display:flex;flex-direction:column;padding:10px 0;overflow-y:auto}.drawer-item{display:flex;align-items:center;gap:10px;padding:12px 20px;text-decoration:none;color:var(--text-muted);font-size:.9rem;border-left:3px solid transparent}.drawer-item:hover{background:var(--item-hover);color:var(--text)}.drawer-active{background:var(--item-active);color:var(--accent);border-left-color:var(--accent)}.drawer-icon{width:20px;height:20px;display:flex;align-items:center;justify-content:center;opacity:.8}.drawer-active .drawer-icon{opacity:1;color:var(--accent)}.mobile-menu-btn{display:flex;align-items:center;justify-content:center;background:none;border:none;color:var(--text);padding:5px;cursor:pointer}.mobile-menu-btn svg{width:24px;height:24px}.topbar{padding:10px 16px;justify-content:space-between;gap:8px;flex-wrap:wrap;height:auto}.logo-text{display:none!important}.export-btns{order:3;width:100%;justify-content:center;border-top:1px solid var(--border-light);padding-top:10px;margin-top:5px}.export-btns button{flex:1;padding:7px 10px;font-size:.7rem;white-space:nowrap;min-width:0!important;margin:0}.body-with-nav{flex-direction:column;padding-bottom:70px}.main{flex-direction:column;flex:1;overflow:hidden;display:flex}.preview-area{width:100%;flex:1;padding:20px 10px;background:var(--bg);border-bottom:1px solid var(--border);max-height:none;overflow-y:auto;order:1}.sidebar{width:100%;flex:none;border-right:none;display:flex;flex-direction:column;overflow:hidden;background:var(--surface);padding-bottom:20px;order:2;max-width:100%;max-height:45vh}.sidebar.mobile-closed{padding-bottom:0;display:none}.sidebar-scroll{flex:1;overflow-y:auto;padding-bottom:20px}.sidebar.mobile-closed .sidebar-scroll{padding-bottom:0}.section{border-bottom:none}.section-header{background:var(--sidebar);border-top:1px solid var(--border)}.mobile-section-group .section-header{display:none}.mobile-section-group .section{margin-bottom:0;box-shadow:none;background:transparent}.mobile-section-group .section-body{padding:15px 16px}.mobile-tab-bar{display:flex;background:var(--surface);border-top:1px solid var(--border);position:fixed;bottom:0;left:0;width:100%;height:80px;z-index:999;overflow-x:auto;scrollbar-width:none;padding-bottom:env(safe-area-inset-bottom);padding-left:16px;padding-right:16px;gap:8px;-webkit-overflow-scrolling:touch}.mobile-tab-bar::-webkit-scrollbar{display:none}.tab-item{flex:0 0 auto;width:85px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;border:none;background:none;color:var(--text-muted);cursor:pointer;font-size:.7rem;font-family:DM Sans,sans-serif;font-weight:500;padding:8px 4px;border-top:3px solid transparent;text-align:center;line-height:1.1}.tab-item.active{color:var(--accent);border-top-color:var(--accent);font-weight:600}.tab-item svg{width:22px;height:22px;flex-shrink:0}}