:root{--primary:#4338ca;--primary-dark:#3730a3;--secondary:#7e22ce;--accent:#be185d;--success:#059669;--dark:#1e1b4b;--darker:#17143c;--light:#fafbff;--gray-100:#f3f4f9;--gray-200:#e5e7eb;--gray-300:#d1d5db;--gray-400:#9ca3af;--gray-500:#6b7280;--gray-600:#4b5563;--gray-700:#374151;--gray-800:#1f2937;--radius:12px;--shadow:0 4px 12px rgba(0,0,0,0.05);--shadow-hover:0 10px 25px rgba(0,0,0,0.08);--transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}
.dark{--dark:#0b0b12;--darker:#060610;--light:#0f101a;--gray-100:#141420;--gray-200:#252736;--gray-500:#9ca3af;--gray-600:#b9bcc8;--gray-700:#a1a8c2;--gray-800:#cbd5e1;--shadow:0 4px 12px rgba(0,0,0,0.2);--shadow-hover:0 10px 25px rgba(0,0,0,0.4)}
*{margin:0;padding:0;box-sizing:border-box;outline:none;-webkit-tap-highlight-color:transparent}
html{height:100%;overflow-x:hidden;overflow-y:auto;scroll-behavior:smooth;scroll-padding-top:100px}
body{font-family:'Tajawal',sans-serif;background:linear-gradient(135deg,#f3f4f9 0%,#f3f4f9 100%);color:var(--gray-800);transition:var(--transition);top:0px !important;position:static !important;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;max-width:100vw}
.dark body{background:linear-gradient(135deg,#020617 0%,#020617 100%);color:var(--gray-200)}
@media (max-width:992px){.logo-img{height:45px}}
@media (max-width:768px){.logo-img{height:40px}}
.dark .nav-link,.dark .mobile-menu-btn,.dark .btn-icon,.dark .search-box i,.dark .mobile-search-box i{text-shadow:0 1px 3px rgba(0,0,0,0.3)}
.dark .nav-link:hover,.dark .nav-link.active{color:white}
.search-box input{padding:0.6rem 1rem 0.6rem 2.5rem;width:220px;border-radius:12px;border:1px solid var(--gray-200);background:white;color:var(--dark);font-size:0.9rem;transition:var(--transition);max-width:100%}
@media (max-width:1100px){.search-box input{width:180px}}
.dark .search-box input{background:rgba(255,255,255,0.05);border-color:rgba(255,255,255,0.1);color:white}
.btn-icon{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:white;color:var(--gray-700);cursor:pointer;border:none;box-shadow:0 2px 6px rgba(0,0,0,0.04);transition:var(--transition)}
.dark .btn-icon{background:rgba(255,255,255,0.05);color:white;box-shadow:none}
.dark .mobile-menu-btn{color:white}
.dark .mobile-nav a{color:rgba(255,255,255,0.8)}
.mobile-search-box input{width:100%;padding:0.75rem 2rem 0.75rem 2.5rem;border-radius:12px;border:1px solid rgba(0,0,0,0.1);background:rgba(255,255,255,0.95);color:var(--dark);font-size:0.95rem}
.dark .mobile-search-box input{background:rgba(255,255,255,0.1);border-color:rgba(255,255,255,0.1);color:white}
@media (max-width:767px){.nav-links,.search-box{display:none}.mobile-menu-btn{display:flex}}
.tool-page-container{padding:1.5rem 0.5rem 3rem;max-width:900px;margin:0 auto}
@media (min-width:480px){.tool-page-container{padding:2rem 0.75rem 4rem}}
@media (min-width:768px){.tool-page-container{padding:2rem 0 4rem}}
.tool-workspace{background:white;border-radius:var(--radius);overflow:visible;transition:var(--transition);box-shadow:var(--shadow);padding:0.75rem;border:1px solid var(--gray-200);margin-bottom:1.5rem}
@media (min-width:480px){.tool-workspace{padding:1rem;margin-bottom:2rem;overflow:hidden;padding-bottom:1rem}}
@media (min-width:768px){.tool-workspace{padding:1.25rem;margin-bottom:4rem}}
.dark .tool-workspace{background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.05)}
.tool-hero{text-align:center;margin-bottom:2.5rem;position:relative}
.tool-hero::before{content:'';position:absolute;top:-30%;left:50%;transform:translateX(-50%);width:300px;height:150%;max-width:100vw;background:radial-gradient(circle at 50% 50%,rgba(67,56,202,0.08) 0%,transparent 50%);z-index:-1;pointer-events:none}
.tool-hero h1{font-size:1.75rem;font-weight:800;margin-bottom:0.5rem;background:linear-gradient(90deg,#4338ca,#7e22ce);-webkit-background-clip:text;background-clip:text;color:transparent}
@media (min-width:480px){.tool-hero h1{font-size:2.25rem;margin-bottom:0.65rem}}
@media (min-width:768px){.tool-hero h1{font-size:2.5rem;margin-bottom:0.75rem}}
.dark .tool-hero h1{background:linear-gradient(90deg,#e0e7ff,#c7d2fe,#8b5cf6);-webkit-background-clip:text;background-clip:text;color:transparent}
.tool-hero p{font-size:0.9rem;color:var(--gray-600);max-width:600px;margin:0 auto;line-height:1.6}
@media (min-width:480px){.tool-hero p{font-size:1.05rem}}
@media (min-width:768px){.tool-hero p{font-size:1.1rem;line-height:1.7}}
.dark .tool-hero p{color:var(--gray-600)}
.tool-badges{display:flex;justify-content:center;gap:0.5rem;margin-top:1rem;flex-wrap:wrap}
@media (min-width:480px){.tool-badges{gap:0.75rem}}
@media (min-width:768px){.tool-badges{gap:1rem}}
.tool-badge{display:flex;align-items:center;gap:0.35rem;padding:0.35rem 0.65rem;border-radius:50px;font-size:0.72rem;font-weight:500;background:rgba(67,56,202,0.1);color:var(--primary)}
@media (min-width:480px){.tool-badge{gap:0.5rem;padding:0.5rem 1rem;font-size:0.85rem}}
.dark .tool-badge{background:rgba(139,92,246,0.15);color:#a5b4fc}
.tool-badge svg{width:16px;height:16px}
.upload-zone{border:2px dashed var(--gray-300);border-radius:var(--radius);padding:1.5rem 0.75rem;text-align:center;cursor:pointer;transition:var(--transition);background:linear-gradient(135deg,var(--gray-100) 0%,#fff 100%);position:relative;overflow:hidden}
@media (min-width:480px){.upload-zone{padding:2.5rem 1rem}}
@media (min-width:768px){.upload-zone{padding:3.5rem 1rem}}
.dark .upload-zone{border-color:rgba(255,255,255,0.1);background:linear-gradient(135deg,rgba(255,255,255,0.02) 0%,rgba(255,255,255,0.05) 100%)}
.upload-zone:hover,.upload-zone.dragover{border-color:var(--primary);background:linear-gradient(135deg,rgba(67,56,202,0.08) 0%,rgba(99,102,241,0.05) 100%);transform:scale(1.01)}
.dark .upload-zone:hover,.dark .upload-zone.dragover{background:linear-gradient(135deg,rgba(139,92,246,0.12) 0%,rgba(99,102,241,0.08) 100%)}
.upload-icon{font-size:2rem;color:var(--primary);margin-bottom:0.5rem;transition:var(--transition);display:block}
@media (min-width:480px){.upload-icon{font-size:2.75rem;margin-bottom:1rem}}
@media (min-width:768px){.upload-icon{font-size:3rem}}
.upload-zone:hover .upload-icon{transform:translateY(-4px) scale(1.1)}
.upload-text h3{margin-bottom:0.3rem;color:var(--dark);font-size:0.95rem;font-weight:700}
@media (min-width:480px){.upload-text h3{font-size:1.1rem;margin-bottom:0.5rem}}
@media (min-width:768px){.upload-text h3{font-size:1.15rem}}
.dark .upload-text h3{color:white}
.upload-text p{color:var(--gray-500);font-size:0.8rem;margin-bottom:1rem}
@media (min-width:480px){.upload-text p{font-size:0.88rem;margin-bottom:1.5rem}}
.dark .upload-text p{color:var(--gray-500)}
.btn-upload-trigger{display:inline-flex;align-items:center;justify-content:center;gap:0.4rem;padding:0.6rem 1.5rem;border:none;border-radius:var(--radius);background:linear-gradient(135deg,var(--primary),var(--secondary));color:white;font-weight:700;font-size:0.88rem;font-family:'Tajawal',sans-serif;cursor:pointer;box-shadow:0 4px 15px rgba(67,56,202,0.3);transition:var(--transition);position:relative;overflow:hidden}
@media (min-width:480px){.btn-upload-trigger{padding:0.75rem 2rem;font-size:1rem;gap:0.5rem}}
.btn-upload-trigger:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(67,56,202,0.45)}
.btn-upload-trigger:active{transform:translateY(0)}
.btn-upload-trigger::after{content:'';position:absolute;top:50%;left:50%;width:0;height:0;background:rgba(255,255,255,0.2);border-radius:50%;transform:translate(-50%,-50%);transition:width 0.3s,height 0.3s}
.btn-upload-trigger:active::after{width:200px;height:200px}
.upload-content{display:flex;flex-direction:column;align-items:center}
.file-types{display:flex;justify-content:center;gap:0.75rem;margin-top:1rem}
.file-type-tag{display:flex;align-items:center;gap:0.4rem;padding:0.35rem 0.75rem;border-radius:20px;font-size:0.8rem;font-weight:700;background:#fee2e2;color:#dc2626}
.dark .file-type-tag{background:rgba(220,38,38,0.15);color:#fca5a5}
.file-info{display:none;background:white;border:1px solid var(--gray-200);border-radius:var(--radius);padding:1rem;margin-bottom:1.5rem;animation:fadeIn 0.3s ease}
@media (min-width:480px){.file-info{padding:1.25rem;margin-bottom:1.5rem}}
.dark .file-info{background:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.08)}
.file-info-header{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid var(--gray-200);gap:0.5rem}
@media (min-width:480px){.file-info-header{flex-wrap:nowrap;gap:0}}
.dark .file-info-header{border-color:rgba(255,255,255,0.1)}
.file-info-left{display:flex;align-items:center;gap:0.75rem}
@media (min-width:480px){.file-info-left{gap:1rem}}
.file-icon{width:40px;height:40px;background:linear-gradient(135deg,#dc2626,#b91c1c);border-radius:10px;display:flex;align-items:center;justify-content:center;color:white;font-size:1.25rem}
@media (min-width:480px){.file-icon{width:50px;height:50px;border-radius:12px;font-size:1.5rem}}
.file-name{font-weight:700;font-size:1rem;color:var(--dark);max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media (min-width:480px){.file-name{font-size:1.1rem;max-width:300px}}
.dark .file-name{color:white}
.file-size{font-size:0.85rem;color:var(--gray-500);font-family:monospace}
@media (min-width:480px){.file-size{font-size:0.9rem}}
.dark .file-size{color:var(--gray-500)}
.change-file-btn{background:none;border:none;color:var(--gray-600);font-size:0.85rem;font-weight:500;cursor:pointer;transition:var(--transition);padding:0.5rem}
@media (min-width:480px){.change-file-btn{font-size:0.9rem;padding:0}}
.dark .change-file-btn{color:var(--gray-500)}
.change-file-btn:hover{color:#dc2626}
.settings-section{display:none;background:white;border:1px solid var(--gray-200);border-radius:var(--radius);padding:1rem;margin-bottom:1.5rem}
@media (min-width:480px){.settings-section{padding:1.25rem;margin-bottom:1.5rem}}
@media (min-width:768px){.settings-section{padding:1.5rem}}
.dark .settings-section{background:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.08)}
.settings-section .section-title{font-size:0.95rem;font-weight:700;margin-bottom:1rem;color:var(--dark);text-align:right}
@media (min-width:480px){.settings-section .section-title{font-size:1rem}}
.dark .settings-section .section-title{color:white}
.compression-levels{display:grid;grid-template-columns:1fr;gap:0.75rem;margin-bottom:1.5rem}
@media (min-width:480px){.compression-levels{grid-template-columns:repeat(3,1fr);gap:1rem}}
.compression-level{position:relative;padding:1rem 0.75rem;border:2px solid var(--gray-200);border-radius:var(--radius);text-align:center;cursor:pointer;transition:var(--transition);background:white}
@media (min-width:480px){.compression-level{padding:1.25rem 1rem}}
.dark .compression-level{border-color:rgba(255,255,255,0.1);background:rgba(255,255,255,0.03)}
.compression-level:hover{border-color:var(--primary);background:rgba(67,56,202,0.05)}
.compression-level.selected{border-color:var(--primary);background:rgba(67,56,202,0.1)}
.level-badge{display:none}
.compression-level.selected .level-badge{display:block;position:absolute;top:-10px;left:50%;transform:translateX(-50%);background:var(--primary);color:white;font-size:0.7rem;font-weight:700;padding:0.25rem 0.75rem;border-radius:20px;white-space:nowrap}
.level-icon{width:40px;height:40px;margin:0 auto 0.5rem;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.1rem}
@media (min-width:480px){.level-icon{width:45px;height:45px;margin:0 auto 0.75rem;border-radius:12px;font-size:1.25rem}}
.level-low .level-icon{background:#dcfce7;color:#16a34a}
.level-medium .level-icon{background:#dbeafe;color:#2563eb}
.level-high .level-icon{background:#fef3c7;color:#d97706}
.dark .level-low .level-icon{background:rgba(22,163,74,0.15);color:#4ade80}
.dark .level-medium .level-icon{background:rgba(37,99,235,0.15);color:#60a5fa}
.dark .level-high .level-icon{background:rgba(217,119,6,0.15);color:#fbbf24}
.level-title{font-weight:700;font-size:0.9rem;margin-bottom:0.25rem;color:var(--dark)}
@media (min-width:480px){.level-title{font-size:0.95rem}}
.dark .level-title{color:white}
.level-desc{font-size:0.75rem;color:var(--gray-500)}
@media (min-width:480px){.level-desc{font-size:0.8rem}}
.dark .level-desc{color:var(--gray-500)}
.compress-btn{display:block;width:100%;padding:0.875rem 1rem;background:linear-gradient(135deg,var(--primary),var(--secondary));color:white;border:none;border-radius:var(--radius);font-size:1rem;font-weight:700;font-family:'Tajawal',sans-serif;cursor:pointer;transition:var(--transition);box-shadow:0 4px 15px rgba(67,56,202,0.3)}
@media (min-width:480px){.compress-btn{padding:1rem;font-size:1.1rem}}
.compress-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 20px rgba(67,56,202,0.4)}
.compress-btn:disabled{opacity:0.6;cursor:not-allowed;transform:none}
.processing-area{display:none;background:white;border:1px solid var(--gray-200);border-radius:var(--radius);padding:2rem 1rem;text-align:center}
@media (min-width:480px){.processing-area{padding:2.5rem 1.5rem}}
@media (min-width:768px){.processing-area{padding:3rem 2rem}}
.dark .processing-area{background:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.08)}
.spinner{width:70px;height:70px;margin:0 auto 1.25rem;position:relative}
@media (min-width:480px){.spinner{width:100px;height:100px;margin:0 auto 1.5rem}}
.spinner svg{width:100%;height:100%;animation:spin 1.5s linear infinite}
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
.progress-text{font-size:1.25rem;font-weight:700;margin-bottom:0.5rem;color:var(--dark)}
@media (min-width:480px){.progress-text{font-size:1.5rem}}
.dark .progress-text{color:white}
.progress-status{color:var(--gray-600);margin-bottom:1.25rem;font-size:0.9rem;animation:pulse 1.5s ease-in-out infinite}
@media (min-width:480px){.progress-status{margin-bottom:1.5rem;font-size:1rem}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.5}}
.progress-steps{display:flex;justify-content:center;gap:1rem;font-size:0.8rem;color:var(--gray-500)}
@media (min-width:480px){.progress-steps{gap:1.5rem;font-size:0.85rem}}
.dark .progress-steps{color:var(--gray-500)}
.progress-step{display:flex;align-items:center;gap:0.5rem}
.progress-step .dot{width:8px;height:8px;border-radius:50%;background:var(--gray-300);transition:background 0.3s ease}
.progress-step .dot.active{background:var(--primary);animation:pulse 1.5s ease-in-out infinite}
.progress-step .dot.done{background:var(--success);animation:none}
.result-area{display:none;background:white;border:2px solid var(--success);border-radius:var(--radius);padding:1.5rem 1rem;text-align:center;animation:fadeIn 0.3s ease}
@media (min-width:480px){.result-area{padding:1.75rem}}
@media (min-width:768px){.result-area{padding:2rem}}
.dark .result-area{background:rgba(255,255,255,0.03);border-color:rgba(5,150,105,0.3)}
.result-success-icon{width:60px;height:60px;margin:0 auto 1rem;background:linear-gradient(135deg,var(--success),#10b981);border-radius:16px;display:flex;align-items:center;justify-content:center;color:white;font-size:1.5rem}
@media (min-width:480px){.result-success-icon{width:80px;height:80px;border-radius:20px;font-size:2rem;margin:0 auto 1.25rem}}
.result-title{font-size:1.5rem;font-weight:800;margin-bottom:0.5rem;color:var(--dark)}
@media (min-width:480px){.result-title{font-size:1.75rem}}
.dark .result-title{color:white}
.result-subtitle{color:var(--gray-600);margin-bottom:1.25rem;font-size:0.9rem}
@media (min-width:480px){.result-subtitle{margin-bottom:1.5rem;font-size:1rem}}
.dark .result-subtitle{color:var(--gray-500)}
.result-sizes{display:flex;align-items:center;justify-content:center;gap:1rem;margin-bottom:1.5rem;font-size:1rem;flex-wrap:wrap}
@media (min-width:480px){.result-sizes{gap:1.5rem;margin-bottom:2rem;font-size:1.25rem}}
.result-old-size{color:var(--gray-500);text-decoration:line-through}
.result-arrow{color:var(--gray-400)}
.result-new-size{font-weight:700;color:var(--success)}
.result-saved{background:rgba(5,150,105,0.1);color:var(--success);padding:0.25rem 0.5rem;border-radius:20px;font-size:0.8rem;font-weight:700}
@media (min-width:480px){.result-saved{padding:0.35rem 0.75rem;font-size:0.9rem}}
.result-buttons{display:flex;flex-direction:column;justify-content:center;gap:0.75rem}
@media (min-width:480px){.result-buttons{flex-direction:row;gap:1rem}}
.download-btn{display:flex;align-items:center;justify-content:center;gap:0.5rem;padding:0.75rem 1.25rem;background:var(--success);color:white;border:none;border-radius:var(--radius);font-size:0.9rem;font-weight:700;font-family:'Tajawal',sans-serif;cursor:pointer;transition:var(--transition);box-shadow:0 4px 15px rgba(5,150,105,0.3)}
@media (min-width:480px){.download-btn{padding:0.875rem 1.75rem;font-size:1rem;gap:0.5rem}}
.download-btn:hover{background:#059669;transform:translateY(-2px)}
.reset-btn{padding:0.75rem 1.25rem;background:white;color:var(--gray-700);border:1px solid var(--gray-300);border-radius:var(--radius);font-size:0.9rem;font-weight:600;font-family:'Tajawal',sans-serif;cursor:pointer;transition:var(--transition)}
@media (min-width:480px){.reset-btn{padding:0.875rem 1.75rem;font-size:1rem}}
.dark .reset-btn{background:rgba(255,255,255,0.05);border-color:rgba(255,255,255,0.15);color:var(--gray-200)}
.reset-btn:hover{background:var(--gray-100)}
.dark .reset-btn:hover{background:rgba(255,255,255,0.1)}
.error-state{background:rgba(220,38,38,0.1);border:1px solid rgba(220,38,38,0.3);border-radius:var(--radius);padding:1.25rem;text-align:center;display:none;cursor:pointer;transition:var(--transition)}
@media (min-width:480px){.error-state{padding:1.5rem}}
.dark .error-state{background:rgba(220,38,38,0.15)}
.error-state:hover{background:rgba(220,38,38,0.15)}
.dark .error-state:hover{background:rgba(220,38,38,0.2)}
.error-state-icon{width:50px;height:50px;background:#dc2626;border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;font-size:1.25rem;margin:0 auto 0.75rem}
@media (min-width:480px){.error-state-icon{width:60px;height:60px;font-size:1.5rem;margin:0 auto 1rem}}
.error-state h3{color:#dc2626;margin-bottom:0.5rem;font-size:1.1rem}
.error-state p{color:var(--gray-700);font-size:0.9rem}
.dark .error-state p{color:var(--gray-500)}
.content-section{width:100%;max-width:900px;margin:2rem auto 0;padding:0 1rem}
@media (min-width:768px){.content-section{margin:3rem auto 0}}
.content-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-bottom:2rem}
@media (max-width:768px){.content-grid{grid-template-columns:1fr}}
.content-card{background:white;border-radius:var(--radius);padding:1.5rem;border:1px solid var(--gray-200);box-shadow:var(--shadow)}
.dark .content-card{background:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.05)}
.content-card h3{color:var(--primary);font-size:1.1rem;margin-bottom:0.75rem;display:flex;align-items:center;gap:0.5rem}
.content-card p{color:var(--gray-600);font-size:0.95rem;line-height:1.6}
.dark .content-card p{color:var(--gray-600)}
.content-card ul{list-style:none;padding:0}
.content-card li{color:var(--gray-600);font-size:0.95rem;padding:0.5rem 0;padding-right:1.5rem;position:relative}
.dark .content-card li{color:var(--gray-600)}
.content-card li::before{content:'\f00c';font-family:'Font Awesome 6 Free';font-weight:900;position:absolute;right:0;color:var(--success);font-size:0.85rem;top:0.5rem}
.section-title{font-size:1.5rem;font-weight:700;color:var(--dark);margin-bottom:1.5rem;text-align:center}
@media (min-width:768px){.section-title{font-size:1.75rem}}
.dark .section-title{color:white}
.steps-list{counter-reset:step}
.step-item{background:white;border-radius:var(--radius);padding:1.25rem;border:1px solid var(--gray-200);margin-bottom:1rem;display:flex;align-items:center;gap:1rem;box-shadow:var(--shadow)}
.dark .step-item{background:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.05)}
.step-number{width:36px;height:36px;border-radius:50%;background:linear-gradient(90deg,var(--primary),var(--secondary));color:white;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}
.step-text{flex:1}
.step-text h4{color:var(--dark);font-size:1rem;margin-bottom:0.25rem}
.dark .step-text h4{color:white}
.step-text p{color:var(--gray-600);font-size:0.9rem}
.dark .step-text p{color:var(--gray-600)}
.faq-section{margin-top:2rem}
.faq-item{background:white;border-radius:var(--radius);padding:1.25rem;border:1px solid var(--gray-200);margin-bottom:1rem;box-shadow:var(--shadow)}
.dark .faq-item{background:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.05)}
.faq-question{color:var(--dark);font-weight:600;font-size:1rem;margin-bottom:0.5rem;display:flex;align-items:center;gap:0.5rem}
.dark .faq-question{color:white}
.faq-question i{color:var(--primary)}
.faq-answer{color:var(--gray-600);font-size:0.95rem;line-height:1.6;padding-right:1.5rem}
.dark .faq-answer{color:var(--gray-600)}
@media (max-width:768px){.content-section{margin-top:2rem;padding:0 0.75rem}.section-title{font-size:1.5rem}.step-item{flex-direction:column;text-align:center}.step-number{margin:0 auto}}
footer{background:var(--light);border-top:1px solid var(--gray-200);padding:3rem 0 1.5rem;margin-top:4rem}
@media (max-width:992px){.footer-grid{grid-template-columns:1fr 1fr;gap:2rem}}
@media (max-width:576px){.footer-grid{grid-template-columns:1fr;gap:1.5rem}}
input[type="file"]{display:none}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.related-tools-section{max-width:900px;margin:3rem auto 0;padding:0 1rem;animation:fadeInUp 0.8s ease}
.related-tools-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem}
.related-tools-title{font-size:1.5rem;font-weight:700;color:var(--dark);display:flex;align-items:center;gap:0.75rem}
.dark .related-tools-title{color:white}
.related-tools-title i{color:var(--primary);font-size:1.3rem}
.related-tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
@media (max-width:992px){.related-tools-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.related-tools-grid{grid-template-columns:1fr}.related-tools-title{font-size:1.25rem}}
.related-tool-card{display:flex;align-items:center;gap:0.85rem;padding:1rem 1.25rem;background:#ffffff;border:1px solid #e5e7eb;border-radius:var(--radius);box-shadow:var(--shadow);cursor:pointer;text-decoration:none;color:inherit;position:relative;overflow:hidden;transition:var(--transition)}
.dark .related-tool-card{background:#1a1a2e;border-color:#2d2d44}
.related-tool-card::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,#4338ca,#7e22ce);opacity:0;transition:var(--transition)}
.related-tool-card:hover::before{opacity:0.04}
.dark .related-tool-card:hover::before{opacity:0.08}
.related-tool-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#a5b4fc}
.dark .related-tool-card:hover{border-color:rgba(139,92,246,0.4)}
.related-tool-card:active{transform:translateY(-1px)}
.related-tool-icon{width:44px;height:44px;min-width:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;background:linear-gradient(135deg,rgba(67,56,202,0.08),rgba(126,34,206,0.08));color:#4338ca;transition:var(--transition)}
.dark .related-tool-icon{background:linear-gradient(135deg,rgba(129,140,248,0.12),rgba(196,132,253,0.12));color:#a5b4fc}
.related-tool-card:hover .related-tool-icon{background:linear-gradient(135deg,#4338ca,#7e22ce);color:white;transform:scale(1.05)}
.related-tool-info{flex:1;min-width:0}
.related-tool-name{font-size:0.9rem;font-weight:700;color:#1e1b4b;margin-bottom:0.15rem;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;transition:var(--transition-fast)}
.dark .related-tool-name{color:#e2e8f0}
.related-tool-card:hover .related-tool-name{color:#4338ca}
.dark .related-tool-card:hover .related-tool-name{color:#a5b4fc}
.related-tool-desc{font-size:0.78rem;color:#6b7280;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;line-height:1.4}
.dark .related-tool-desc{color:rgba(255,255,255,0.45)}
.related-tool-card:hover .related-tool-desc{color:#4b5563}
.dark .related-tool-card:hover .related-tool-desc{color:rgba(255,255,255,0.6)}
.related-tool-empty{grid-column:1 / -1;text-align:center;padding:2rem;color:var(--gray-500);font-size:0.95rem}