:root{--primary:#1E3A5F;--primary-dark:#152942;--accent:#F59E0B;--accent-dark:#D97706;--bg:#F8FAFC;--white:#FFFFFF;--text:#1F2937;--text-light:#6B7280;--border:#E5E7EB;--success:#10B981;--error:#EF4444;--shadow:0 4px 6px -1px rgba(0,0,0,0.1);--radius:12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Noto Sans TC',sans-serif;background:var(--bg);color:var(--text);line-height:1.6;font-size:16px}a{text-decoration:none;color:inherit}.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Navbar */
.navbar{background:var(--white);box-shadow:var(--shadow);position:sticky;top:0;z-index:100;padding:0 20px}.navbar .container{display:flex;align-items:center;justify-content:space-between;padding:15px 20px}.logo{font-size:1.4rem;font-weight:700;color:var(--primary)}.logo span{color:var(--accent)}.logo-icon{margin-right:5px}.nav-links{display:flex;list-style:none;gap:30px}.nav-links a{font-weight:500;color:var(--text);transition:color .2s}.nav-links a:hover{color:var(--accent)}.hamburger{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer}

/* Hero */
.hero{background:linear-gradient(135deg,var(--primary) 0%,#2D5A87 100%);color:var(--white);padding:80px 20px;text-align:center}.hero h1{font-size:2.5rem;font-weight:700;margin-bottom:15px}.hero-sub{font-size:1.15rem;opacity:.9;max-width:600px;margin:0 auto 30px}.hero-buttons{display:flex;gap:15px;justify-content:center;flex-wrap:wrap}.btn{padding:12px 28px;border-radius:var(--radius);font-weight:600;font-size:1rem;cursor:pointer;transition:all .2s;border:none}.btn-primary{background:var(--accent);color:var(--white)}.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px)}.btn-secondary{background:rgba(255,255,255,.15);color:var(--white);border:2px solid rgba(255,255,255,.4)}.btn-secondary:hover{background:rgba(255,255,255,.25)}.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--primary);padding:10px 24px;border-radius:var(--radius);font-weight:600}.btn-outline:hover{background:var(--primary);color:var(--white)}.btn-outline-dark{background:transparent;border:2px solid var(--text);color:var(--text);padding:10px 24px;border-radius:var(--radius);font-weight:600}.btn-outline-dark:hover{background:var(--text);color:var(--white)}

/* Sections */
.features,.tools-preview,.articles-preview{padding:70px 20px}.section-header{text-align:center;max-width:650px;margin:0 auto 50px}.section-header h2{font-size:2rem;color:var(--primary);margin-bottom:10px}.section-header p{color:var(--text-light);font-size:1.05rem}

/* Feature Grid */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:25px}.feature-card{background:var(--white);padding:30px;border-radius:var(--radius);box-shadow:var(--shadow);transition:transform .2s}.feature-card:hover{transform:translateY(-4px)}.feature-icon{font-size:2.5rem;margin-bottom:15px}.feature-card h3{font-size:1.15rem;color:var(--primary);margin-bottom:8px}.feature-card p{color:var(--text-light);font-size:.95rem}

/* Tools Grid */
.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:20px}.tool-card{background:var(--white);padding:25px;border-radius:var(--radius);box-shadow:var(--shadow);transition:all .2s;text-align:center;border:2px solid transparent}.tool-card:hover{border-color:var(--accent);transform:translateY(-3px)}.tool-icon{font-size:2.2rem;margin-bottom:12px;display:block}.tool-name{font-weight:600;color:var(--primary);margin-bottom:6px;font-size:1rem}.tool-desc{color:var(--text-light);font-size:.85rem;line-height:1.4}

/* Articles */
.articles-list{display:flex;flex-direction:column;gap:20px}.article-card{display:flex;gap:20px;background:var(--white);padding:25px;border-radius:var(--radius);box-shadow:var(--shadow);transition:all .2s}.article-card:hover{transform:translateX(5px);box-shadow:0 8px 20px rgba(0,0,0,.12)}.article-thumb{width:80px;height:80px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:2rem;flex-shrink:0}.article-info h3{font-size:1.1rem;color:var(--primary);margin-bottom:6px}.article-info p{color:var(--text-light);font-size:.9rem;margin-bottom:8px;line-height:1.5}.read-more{color:var(--accent);font-weight:600;font-size:.9rem}.view-all{text-align:center;margin-top:40px}

/* Footer */
.footer{background:var(--primary);color:var(--white);padding:50px 20px 20px;margin-top:20px}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:40px;margin-bottom:30px}.footer h4{font-size:1rem;margin-bottom:15px;color:var(--accent)}.footer-links{list-style:none}.footer-links li{margin-bottom:10px}.footer-links a{color:rgba(255,255,255,.75);font-size:.9rem;transition:color .2s}.footer-links a:hover{color:var(--accent)}.footer-bottom{text-align:center;padding-top:20px;border-top:1px solid rgba(255,255,255,.15);color:rgba(255,255,255,.6);font-size:.85rem}

/* Page Headers */
.page-header{background:linear-gradient(135deg,var(--primary) 0%,#2D5A87 100%);color:var(--white);padding:60px 20px;text-align:center}.page-header h1{font-size:2.2rem;margin-bottom:10px}.page-header p{opacity:.9;max-width:600px;margin:0 auto;font-size:1.05rem}

/* Content */
.content-section{padding:50px 20px;max-width:1200px;margin:0 auto}

/* Tool Page */
.tool-page{background:var(--white);border-radius:var(--radius);padding:40px;box-shadow:var(--shadow);margin-bottom:40px}.tool-page h2{color:var(--primary);margin-bottom:20px;font-size:1.5rem}.form-group{margin-bottom:20px}.form-group label{display:block;font-weight:600;margin-bottom:8px;color:var(--text)}.form-group input,.form-group select{width:100%;padding:12px 15px;border:2px solid var(--border);border-radius:8px;font-size:1rem;font-family:inherit;transition:border-color .2s}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--accent)}.btn-calc{background:var(--accent);color:var(--white);padding:14px 36px;border:none;border-radius:8px;font-size:1.05rem;font-weight:600;cursor:pointer;transition:all .2s;width:100%}.btn-calc:hover{background:var(--accent-dark);transform:translateY(-2px)}.result-box{background:linear-gradient(135deg,#F0FDF4,#DCFCE7);border:2px solid var(--success);border-radius:10px;padding:25px;margin-top:25px;display:none}.result-box.show{display:block}.result-item{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(0,0,0,.08)}.result-item:last-child{border-bottom:none;font-weight:700;color:var(--success);font-size:1.1rem}.calc-note{background:#FEF3C7;border-left:4px solid var(--accent);padding:15px;border-radius:0 8px 8px 0;margin-top:20px;font-size:.9rem;color:#92400E}

/* Article Page */
.article-page{max-width:800px;margin:0 auto;padding:40px 20px}.breadcrumb{background:var(--white);padding:12px 20px;border-bottom:1px solid var(--border);font-size:.9rem;color:var(--text-light)}.breadcrumb a{color:var(--accent);font-weight:500}.breadcrumb span{color:var(--text-light)}.article-page h1{color:var(--primary);font-size:1.9rem;margin:20px 0 5px;line-height:1.3}.article-meta{color:var(--text-light);font-size:.9rem;margin-bottom:25px}.toc{background:#F1F5F9;padding:20px 25px;border-radius:var(--radius);margin-bottom:30px}.toc h3{font-size:1rem;color:var(--primary);margin-bottom:10px}.toc ol{list-style:decimal;padding-left:20px;color:var(--text-light)}.toc li{margin-bottom:6px}.toc a{color:var(--accent);font-weight:500}.lead{font-size:1.15rem;color:var(--text);line-height:1.7;margin-bottom:25px;font-weight:400}.article-content h2{color:var(--primary);font-size:1.35rem;margin:35px 0 15px;padding-top:15px;border-top:2px solid var(--border)}.article-content p{margin-bottom:18px;line-height:1.8;font-size:1.02rem}.article-content img{width:100%;border-radius:var(--radius);margin:25px 0;box-shadow:var(--shadow)}.faq-item{background:#F8FAFC;border:1px solid var(--border);border-radius:var(--radius);padding:20px 25px;margin:20px 0}.faq-item h3{color:var(--primary);font-size:1rem;margin-bottom:10px}.faq-item p{color:var(--text-light);margin:0;font-size:.95rem}

/* Related Tools */
.related-tools{background:#F1F5F9;padding:25px;border-radius:var(--radius);margin-top:40px}.related-tools h2{font-size:1.1rem;color:var(--primary);margin-bottom:15px}.related-tools ul{list-style:none}.related-tools li{margin-bottom:10px}.related-tools a{color:var(--accent);font-weight:600}

/* Lists Page */
.filter-bar{background:var(--white);padding:20px;border-radius:var(--radius);margin-bottom:30px;box-shadow:var(--shadow);display:flex;flex-wrap:wrap;gap:15px;align-items:center}.filter-bar label{font-weight:600;color:var(--text)}.filter-bar select{padding:8px 15px;border:2px solid var(--border);border-radius:8px;font-size:.9rem}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}.card{background:var(--white);padding:25px;border-radius:var(--radius);box-shadow:var(--shadow);transition:all .2s;border:2px solid transparent}.card:hover{border-color:var(--accent);transform:translateY(-3px)}.card-icon{font-size:2.5rem;margin-bottom:15px}.card h3{color:var(--primary);font-size:1.1rem;margin-bottom:8px}.card p{color:var(--text-light);font-size:.9rem;margin-bottom:12px;line-height:1.5}.card-link{color:var(--accent);font-weight:600;font-size:.9rem}

/* About / Contact / Privacy / Terms */
.page-content{max-width:800px;margin:0 auto;padding:50px 20px}.page-content h1{color:var(--primary);font-size:2rem;margin-bottom:25px}.page-content h2{color:var(--primary);font-size:1.3rem;margin:30px 0 15px}.page-content p{margin-bottom:18px;line-height:1.8;font-size:1.02rem}.page-content ul{margin:15px 0 20px 25px}.page-content li{margin-bottom:10px;line-height:1.7}.contact-form{background:var(--white);padding:30px;border-radius:var(--radius);box-shadow:var(--shadow);margin-top:30px}.contact-form input,.contact-form textarea{width:100%;padding:12px 15px;border:2px solid var(--border);border-radius:8px;font-size:1rem;margin-bottom:15px;font-family:inherit}.contact-form textarea{height:150px;resize:vertical}.contact-form .btn-submit{background:var(--primary);color:var(--white);padding:14px 36px;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s}.contact-form .btn-submit:hover{background:var(--primary-dark)}

/* 404 */
.not-found{text-align:center;padding:100px 20px}.not-found h1{font-size:5rem;color:var(--primary);margin-bottom:20px}.not-found p{font-size:1.2rem;color:var(--text-light);margin-bottom:30px}

/* Responsive */
@media(max-width:768px){.hamburger{display:block}.nav-links{position:fixed;top:70px;left:0;right:0;background:var(--white);flex-direction:column;padding:20px;gap:15px;box-shadow:var(--shadow);display:none}.nav-links.open{display:flex}.hero h1{font-size:1.8rem}.hero-buttons{flex-direction:column;align-items:center}.article-card{flex-direction:column}.article-thumb{width:60px;height:60px}.page-header h1{font-size:1.7rem}.tool-page{padding:25px}.footer-grid{grid-template-columns:1fr}}