:root{--primary:#d24726;--primary-hover:#b83c1f;--primary-light:#fef2f0;--primary-border:#f9b8aa;--accent:#2563eb;--accent-hover:#1d4ed8;--bg-page:#f8fafc;--bg-card:#ffffff;--bg-subtle:#f1f5f9;--bg-alt:#f8fafc;--text-main:#0f172a;--text-muted:#64748b;--text-dim:#94a3b8;--border:#e2e8f0;--border-subtle:#edf2f7;--border-focus:#d24726;--success:#10b981;--success-bg:#ecfdf5;--warning:#f59e0b;--warning-bg:#fffbeb;--danger:#ef4444;--danger-bg:#fef2f2;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:20px;--shadow-xs:0 1px 2px rgba(15,23,42,0.05);--shadow-sm:0 2px 4px rgba(15,23,42,0.06);--shadow-md:0 4px 12px rgba(15,23,42,0.08);--shadow-lg:0 10px 25px rgba(15,23,42,0.1);--shadow-xl:0 20px 40px rgba(15,23,42,0.14);--header-h:70px;--font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;--font-heading:'Outfit',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;--transition:all 0.2s cubic-bezier(0.16,1,0.3,1)}[data-theme="dark"]{--primary:#ff6b4a;--primary-hover:#ff856b;--primary-light:#2c1612;--primary-border:#52251c;--accent:#3b82f6;--accent-hover:#60a5fa;--bg-page:#0b1120;--bg-card:#131c31;--bg-subtle:#1a2642;--bg-alt:#0e1628;--text-main:#f1f5f9;--text-muted:#94a3b8;--text-dim:#64748b;--border:#1e293b;--border-subtle:#24324c;--border-focus:#ff6b4a;--success-bg:#064e3b;--warning-bg:#451a03;--danger-bg:#450a0a;--shadow-xs:0 1px 2px rgba(0,0,0,0.4);--shadow-sm:0 2px 4px rgba(0,0,0,0.5);--shadow-md:0 4px 12px rgba(0,0,0,0.6);--shadow-lg:0 10px 25px rgba(0,0,0,0.7);--shadow-xl:0 20px 40px rgba(0,0,0,0.8)}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-body);background-color:var(--bg-page);color:var(--text-main);line-height:1.6;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;max-width:100%;transition:background-color 0.3s ease,color 0.3s ease}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.25;color:var(--text-main)}a{color:var(--primary);text-decoration:none;transition:var(--transition)}a:hover{color:var(--primary-hover)}img{max-width:100%;height:auto;display:block}button{font-family:inherit;cursor:pointer;border:none;background:none}input,select,textarea{font-family:inherit;font-size:0.9375rem}.site-container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}.site-header{position:sticky;top:0;z-index:1000;background-color:rgba(255,255,255,0.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);height:var(--header-h);transition:var(--transition)}[data-theme="dark"] .site-header{background-color:rgba(19,28,49,0.92)}.nav-inner{display:flex;align-items:center;justify-content:space-between;height:100%}.brand{display:flex;align-items:center;gap:12px;font-family:var(--font-heading);font-size:1.35rem;font-weight:800;color:var(--text-main)}.brand-icon{width:40px;height:40px;background:linear-gradient(135deg,#d24726 0%,#ff6b4a 100%);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#ffffff;box-shadow:0 4px 10px rgba(210,71,38,0.35)}.brand-text span{color:var(--primary)}.nav-links{display:flex;align-items:center;list-style:none;gap:8px}.nav-item{position:relative}.nav-link{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;font-size:0.9375rem;font-weight:500;color:var(--text-main);border-radius:var(--radius-sm);transition:var(--transition)}.nav-link:hover,.nav-item.active .nav-link{color:var(--primary);background-color:var(--primary-light)}.dropdown-chevron{transition:transform 0.2s ease}.tools-dropdown:hover .dropdown-chevron,.tools-dropdown.open .dropdown-chevron{transform:rotate(180deg)}.dropdown-menu{position:absolute;top:100%;left:0;min-width:640px;background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-xl);padding:16px;display:none;z-index:1010;max-height:80vh;overflow-y:auto}.dropdown-menu.dropdown-wide{min-width:680px}.tools-dropdown:hover .dropdown-menu,.tools-dropdown:focus-within .dropdown-menu,.tools-dropdown.open .dropdown-menu{display:block}.dropdown-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 16px}.dropdown-link{display:flex;align-items:center;gap:10px;padding:8px 10px;font-size:0.875rem;font-weight:500;color:var(--text-main);border-radius:var(--radius-sm);transition:var(--transition)}.dropdown-link:hover{background-color:var(--bg-subtle);color:var(--primary);transform:translateX(3px)}.dropdown-link svg{flex-shrink:0;color:var(--primary)}.nav-actions{display:flex;align-items:center;gap:12px}.theme-toggle-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;background-color:var(--bg-subtle);color:var(--text-main);border:1px solid var(--border);transition:var(--transition)}.theme-toggle-btn:hover{background-color:var(--primary-light);color:var(--primary);border-color:var(--primary-border)}.theme-icon-light{display:none}.theme-icon-dark{display:block}[data-theme="dark"] .theme-icon-light{display:block}[data-theme="dark"] .theme-icon-dark{display:none}.mobile-menu-btn{display:none;width:40px;height:40px;align-items:center;justify-content:center;border-radius:var(--radius-sm);background-color:var(--bg-subtle);color:var(--text-main);border:1px solid var(--border)}.breadcrumb-section{padding:14px 0;background-color:var(--bg-subtle);border-bottom:1px solid var(--border)}.breadcrumb-list{display:flex;align-items:center;flex-wrap:wrap;gap:8px;list-style:none;font-size:0.875rem;color:var(--text-muted)}.breadcrumb-item a{color:var(--text-muted);display:inline-flex;align-items:center;gap:4px}.breadcrumb-item a:hover{color:var(--primary)}.breadcrumb-separator{color:var(--text-dim)}.breadcrumb-item.active{color:var(--text-main);font-weight:600}.hero-section{padding:48px 0 32px;text-align:center;position:relative}.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;background-color:var(--primary-light);border:1px solid var(--primary-border);border-radius:9999px;color:var(--primary);font-size:0.8125rem;font-weight:600;margin-bottom:16px;letter-spacing:0.02em}.hero-badge-dot{width:8px;height:8px;background-color:var(--primary);border-radius:50%;animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(0.95);box-shadow:0 0 0 0 rgba(210,71,38,0.7)}70%{transform:scale(1);box-shadow:0 0 0 8px rgba(210,71,38,0)}100%{transform:scale(0.95);box-shadow:0 0 0 0 rgba(210,71,38,0)}}.hero-title{font-size:clamp(2rem,4vw + 1rem,3.25rem);font-weight:800;letter-spacing:-0.025em;margin-bottom:16px;color:var(--text-main)}.hero-title .gradient-text{background:linear-gradient(135deg,var(--primary) 0%,#f97316 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero-description{max-width:760px;margin:0 auto 28px;font-size:1.125rem;color:var(--text-muted)}.app-wrapper{background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);padding:28px;margin-bottom:48px;position:relative}.upload-card{display:block}.dropzone{border:2px dashed var(--border);border-radius:var(--radius-lg);padding:48px 24px;text-align:center;background-color:var(--bg-subtle);cursor:pointer;transition:var(--transition);position:relative}.dropzone:hover,.dropzone.dragover{border-color:var(--primary);background-color:var(--primary-light);transform:translateY(-2px)}.dropzone-icon{width:64px;height:64px;background:var(--bg-card);border:1px solid var(--border);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;color:var(--primary);box-shadow:var(--shadow-sm);transition:var(--transition)}.dropzone:hover .dropzone-icon{transform:scale(1.08);border-color:var(--primary)}.dropzone-title{font-size:1.25rem;font-weight:700;margin-bottom:8px}.dropzone-desc{font-size:0.9375rem;color:var(--text-muted);margin-bottom:16px}.format-tags{display:flex;justify-content:center;gap:8px;flex-wrap:wrap}.format-pill{font-size:0.75rem;font-weight:600;padding:4px 10px;background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted)}.file-input-hidden{display:none}.upload-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:20px;flex-wrap:wrap}.quick-helpers{display:flex;align-items:center;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;font-size:0.9375rem;font-weight:600;border-radius:var(--radius-md);transition:var(--transition);text-decoration:none;cursor:pointer;white-space:nowrap}.btn-primary{background-color:var(--primary);color:#ffffff;border:1px solid var(--primary);box-shadow:0 4px 12px rgba(210,71,38,0.25)}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover);border-color:var(--primary-hover);color:#ffffff;transform:translateY(-1px);box-shadow:0 6px 16px rgba(210,71,38,0.35)}.btn-primary:disabled{opacity:0.65;cursor:not-allowed;transform:none}.btn-secondary{background-color:var(--bg-subtle);color:var(--text-main);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background-color:var(--primary-light);color:var(--primary);border-color:var(--primary-border)}.btn-outline{background:transparent;color:var(--text-main);border:1px solid var(--border)}.btn-outline:hover{background-color:var(--bg-subtle);border-color:var(--text-dim)}.btn-sm{padding:6px 12px;font-size:0.8125rem;border-radius:var(--radius-sm)}.selected-file-badge{display:none;align-items:center;gap:10px;padding:8px 14px;background-color:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius-md);font-size:0.875rem}.selected-file-badge.active{display:inline-flex}.selected-file-badge svg{color:var(--primary)}.validation-alert{display:none;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-md);margin-top:16px;font-size:0.875rem}.validation-alert.alert-danger{display:flex;background-color:var(--danger-bg);border:1px solid var(--danger);color:var(--danger)}.validation-alert.alert-warning{display:flex;background-color:var(--warning-bg);border:1px solid var(--warning);color:var(--warning)}.validation-alert.alert-success{display:flex;background-color:var(--success-bg);border:1px solid var(--success);color:var(--success)}.presentation-workspace{display:none;margin-top:28px;border-top:1px solid var(--border);padding-top:24px}.presentation-workspace.active{display:block}.viewer-top-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:14px 18px;background-color:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:20px}.deck-meta-info{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.deck-title{font-weight:700;font-size:1rem;color:var(--text-main);max-width:280px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.deck-stats{display:flex;align-items:center;gap:8px}.stat-pill{font-size:0.75rem;font-weight:600;padding:3px 8px;background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted)}.view-mode-tabs{display:flex;align-items:center;background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:3px;gap:2px}.tab-btn{padding:5px 12px;font-size:0.8125rem;font-weight:600;color:var(--text-muted);border-radius:4px;display:inline-flex;align-items:center;gap:6px;transition:var(--transition)}.tab-btn:hover{color:var(--text-main)}.tab-btn.active{background-color:var(--primary);color:#ffffff}.deck-actions-group{display:flex;align-items:center;gap:8px;position:relative}.action-dropdown{position:relative}.action-dropdown-menu{position:absolute;top:100%;right:0;min-width:220px;background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:8px;display:none;z-index:1050}.action-dropdown.open .action-dropdown-menu{display:block}.action-item{width:100%;display:flex;align-items:center;gap:10px;padding:8px 12px;font-size:0.875rem;color:var(--text-main);border-radius:var(--radius-sm);text-align:left;transition:var(--transition)}.action-item:hover{background-color:var(--bg-subtle);color:var(--primary)}.viewer-grid-layout{display:grid;grid-template-columns:240px 1fr;gap:20px;align-items:start}.thumbs-panel{background-color:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius-md);padding:14px;max-height:680px;overflow-y:auto;display:flex;flex-direction:column;gap:10px}.thumbs-header{font-size:0.8125rem;font-weight:700;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-dim);padding-bottom:6px;border-bottom:1px solid var(--border)}.thumb-card{background-color:var(--bg-card);border:2px solid var(--border);border-radius:var(--radius-sm);padding:8px;cursor:pointer;transition:var(--transition);position:relative}.thumb-card:hover{border-color:var(--primary-border);transform:translateY(-1px)}.thumb-card.active{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-light)}.thumb-preview-box{width:100%;aspect-ratio:16/9;border-radius:4px;overflow:hidden;position:relative;font-size:0.6875rem;border:1px solid var(--border-subtle);pointer-events:none;container-type:inline-size}.thumb-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:6px;font-size:0.75rem;font-weight:600;color:var(--text-muted)}.stage-wrapper{display:flex;flex-direction:column;gap:14px}.stage-controls{display:flex;align-items:center;justify-content:space-between;gap:12px;background-color:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius-md);padding:8px 14px;flex-wrap:wrap}.search-slide-box{display:flex;align-items:center;gap:6px;background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px 8px}.search-slide-box input{border:none;background:transparent;color:var(--text-main);outline:none;font-size:0.8125rem;width:140px}.search-matches-badge{font-size:0.6875rem;color:var(--text-muted)}.zoom-group{display:flex;align-items:center;gap:6px}.zoom-btn{width:30px;height:30px;display:flex;align-items:center;justify-content:center;background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-main);transition:var(--transition)}.zoom-btn:hover{border-color:var(--primary);color:var(--primary)}.zoom-level-text{font-size:0.8125rem;font-weight:600;color:var(--text-muted);min-width:44px;text-align:center}.stage-viewport{background-color:#0f172a;border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;display:flex;align-items:center;justify-content:center;min-height:520px;overflow:auto;position:relative;transition:background-color 0.2s ease}.stage-viewport.theme-light-stage{background-color:#e2e8f0}.slide-canvas{width:100%;max-width:960px;aspect-ratio:16/9;background-color:#ffffff;border-radius:6px;box-shadow:0 12px 35px rgba(0,0,0,0.35);position:relative;overflow:hidden;box-sizing:border-box;container-type:inline-size;container-name:slideCanvas;transform-origin:center center;transition:transform 0.2s cubic-bezier(0.16,1,0.3,1)}.slide-canvas.ratio-4-3{aspect-ratio:4/3;max-width:800px}.slide-shape-element{position:absolute;box-sizing:border-box;overflow:hidden;display:flex;flex-direction:column}.slide-picture-element{position:absolute;box-sizing:border-box;overflow:hidden}.slide-table-element{position:absolute;box-sizing:border-box;overflow:hidden;border-collapse:collapse}.stage-nav-bar{display:flex;align-items:center;justify-content:space-between;background-color:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius-md);padding:10px 18px;flex-wrap:wrap;gap:12px}.slide-nav-group{display:flex;align-items:center;gap:10px}.slide-counter-badge{font-size:0.875rem;font-weight:600;color:var(--text-main)}.jump-select-wrapper{display:flex;align-items:center;gap:6px;font-size:0.8125rem;color:var(--text-muted)}.jump-select{padding:4px 8px;border:1px solid var(--border);background-color:var(--bg-card);color:var(--text-main);border-radius:var(--radius-sm);outline:none}.speaker-notes-panel{background-color:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius-md);padding:16px;margin-top:14px}.notes-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.notes-title{font-size:0.875rem;font-weight:700;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-dim);display:flex;align-items:center;gap:6px}.notes-body{font-size:0.9375rem;color:var(--text-main);line-height:1.6;white-space:pre-wrap;background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px;min-height:60px}.view-container{display:none}.view-container.active{display:block}.grid-gallery-view{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;padding:10px 0}.grid-slide-card{background-color:var(--bg-subtle);border:2px solid var(--border);border-radius:var(--radius-md);padding:12px;cursor:pointer;transition:var(--transition)}.grid-slide-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-md)}.grid-slide-preview{aspect-ratio:16/9;border-radius:var(--radius-sm);border:1px solid var(--border);position:relative;overflow:hidden;container-type:inline-size}.grid-card-meta{display:flex;justify-content:space-between;align-items:center;margin-top:10px;font-size:0.8125rem;font-weight:600;color:var(--text-main)}.outline-view-container{background-color:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius-md);padding:24px;font-size:0.9375rem;line-height:1.7}.outline-slide-block{background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:18px;margin-bottom:16px}.outline-slide-title{font-size:1.125rem;font-weight:700;color:var(--primary);margin-bottom:8px;display:flex;align-items:center;gap:8px}.outline-slide-content{color:var(--text-main);padding-left:12px}.outline-notes-box{margin-top:10px;padding:8px 12px;background-color:var(--bg-subtle);border-left:3px solid var(--primary);font-size:0.8125rem;color:var(--text-muted)}.section-block{padding:60px 0;border-top:1px solid var(--border)}.section-header{text-align:center;max-width:760px;margin:0 auto 44px}.section-subtitle{font-size:0.8125rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--primary);margin-bottom:8px}.section-title{font-size:clamp(1.75rem,3vw,2.5rem);margin-bottom:14px}.section-desc{font-size:1rem;color:var(--text-muted)}.tools-grid-flat{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.tool-card-flat{display:flex;align-items:center;gap:12px;padding:14px 16px;background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);transition:var(--transition);color:var(--text-main)}.tool-card-flat:hover{background-color:var(--primary-light);border-color:var(--primary-border);color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.tool-card-flat svg{color:var(--primary);flex-shrink:0}.tool-card-title{font-size:0.875rem;font-weight:600}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px}.feature-box{background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;transition:var(--transition);box-shadow:var(--shadow-xs)}.feature-box:hover{border-color:var(--primary-border);transform:translateY(-3px);box-shadow:var(--shadow-md)}.feature-icon-wrapper{width:52px;height:52px;border-radius:var(--radius-md);background-color:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;margin-bottom:20px;border:1px solid var(--primary-border)}.feature-heading{font-size:1.25rem;margin-bottom:10px}.feature-text{font-size:0.9375rem;color:var(--text-muted);line-height:1.6}.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;counter-reset:step-counter}.step-card{position:relative;background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px 24px}.step-number{width:44px;height:44px;background:linear-gradient(135deg,var(--primary) 0%,#ff856b 100%);color:#ffffff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--font-heading);font-size:1.25rem;font-weight:800;margin-bottom:18px;box-shadow:0 4px 10px rgba(210,71,38,0.3)}.step-title{font-size:1.125rem;margin-bottom:8px}.step-desc{font-size:0.9375rem;color:var(--text-muted);line-height:1.6}.article-content{background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:40px;max-width:960px;margin:0 auto;box-shadow:var(--shadow-sm)}.article-content h2{font-size:1.75rem;margin:28px 0 14px;color:var(--text-main)}.article-content h3{font-size:1.35rem;margin:20px 0 10px;color:var(--text-main)}.article-content p{font-size:1rem;color:var(--text-muted);margin-bottom:18px;line-height:1.75}.article-content ul,.article-content ol{padding-left:24px;margin-bottom:20px;color:var(--text-muted)}.article-content li{margin-bottom:8px;line-height:1.7}.article-content strong{color:var(--text-main)}.faq-accordion{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px}.faq-item{background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;transition:var(--transition)}.faq-item:hover{border-color:var(--primary-border)}.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;padding:18px 24px;text-align:left;font-family:var(--font-heading);font-size:1.0625rem;font-weight:600;color:var(--text-main);gap:16px}.faq-icon{flex-shrink:0;transition:transform 0.3s ease;color:var(--primary)}.faq-item.open .faq-icon{transform:rotate(180deg)}.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.3s cubic-bezier(0.16,1,0.3,1),padding 0.3s ease;padding:0 24px;font-size:0.9375rem;color:var(--text-muted);line-height:1.7}.faq-item.open .faq-answer{max-height:500px;padding:0 24px 20px}.cta-banner{background:linear-gradient(135deg,#1e293b 0%,#0f172a 100%);border-radius:var(--radius-xl);padding:48px;text-align:center;color:#ffffff;position:relative;overflow:hidden;box-shadow:var(--shadow-xl)}[data-theme="dark"] .cta-banner{background:linear-gradient(135deg,#131c31 0%,#0e1628 100%);border:1px solid var(--border)}.cta-banner::before{content:'';position:absolute;top:-50%;left:-20%;width:500px;height:500px;background:radial-gradient(circle,rgba(210,71,38,0.2) 0%,rgba(210,71,38,0) 70%);pointer-events:none}.cta-title{color:#ffffff;font-size:clamp(1.75rem,3.5vw,2.5rem);margin-bottom:14px}.cta-desc{max-width:640px;margin:0 auto 28px;color:#94a3b8;font-size:1.0625rem}.cta-btn-group{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap}.site-footer{margin-top:auto;background-color:var(--bg-card);border-top:1px solid var(--border);padding:60px 0 24px}.footer-cols{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:40px;margin-bottom:40px}.footer-col h4{font-size:1rem;margin-bottom:18px;color:var(--text-main)}.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px}.footer-links a{font-size:0.875rem;color:var(--text-muted)}.footer-links a:hover{color:var(--primary);transform:translateX(2px)}.trademark-box{margin-top:16px;padding:12px;background-color:var(--bg-subtle);border-radius:var(--radius-sm);border:1px solid var(--border);font-size:0.75rem;color:var(--text-dim);line-height:1.6}.footer-bottom{border-top:1px solid var(--border);padding-top:24px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;font-size:0.875rem;color:var(--text-muted)}.cookie-banner{position:fixed;bottom:20px;left:20px;right:20px;max-width:580px;background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;z-index:9999;transform:translateY(150%);transition:transform 0.4s cubic-bezier(0.16,1,0.3,1)}.cookie-banner.show{transform:translateY(0)}.cookie-text{font-size:0.875rem;color:var(--text-muted)}.cookie-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}.toast-notice{position:fixed;bottom:24px;right:24px;background-color:#0f172a;color:#ffffff;padding:12px 20px;border-radius:var(--radius-md);font-size:0.875rem;font-weight:500;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:8px;z-index:10000;opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity 0.3s ease,transform 0.3s ease}.toast-notice.show{opacity:1;transform:translateY(0);pointer-events:auto}:fullscreen .stage-viewport,:-webkit-full-screen .stage-viewport{width:100vw;height:100vh;border-radius:0;padding:0;background:#000000}:fullscreen .slide-canvas,:-webkit-full-screen .slide-canvas{max-width:94vw;max-height:94vh}@media print{body *{visibility:hidden}.stage-viewport,.stage-viewport *,.slide-canvas,.slide-canvas *{visibility:visible}.stage-viewport{position:absolute;left:0;top:0;width:100%;background:transparent !important;border:none !important}.slide-canvas{box-shadow:none !important;max-width:100% !important;width:100% !important}}@media (max-width:1024px){.dropdown-menu{min-width:520px}.viewer-grid-layout{grid-template-columns:190px 1fr}.footer-cols{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.site-header{height:60px}.mobile-menu-btn{display:inline-flex}.nav-links{position:fixed;top:60px;left:0;width:100%;height:calc(100vh - 60px);background-color:var(--bg-card);flex-direction:column;align-items:flex-start;padding:20px;overflow-y:auto;display:none;border-bottom:1px solid var(--border)}.nav-links.open{display:flex}.tools-dropdown .dropdown-menu{position:static;min-width:100%;box-shadow:none;border:none;padding:10px 0;background-color:transparent}.dropdown-grid{grid-template-columns:1fr}.viewer-grid-layout{grid-template-columns:1fr}.thumbs-panel{max-height:180px;flex-direction:row;overflow-x:auto;overflow-y:hidden}.thumb-card{min-width:140px}.app-wrapper{padding:16px}.footer-cols{grid-template-columns:1fr;gap:30px}.cookie-banner{flex-direction:column;align-items:flex-start;left:10px;right:10px;bottom:10px}}