*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color:#E31E24;--secondary-color:#00A6E3;--metro-color:#E31E24;--metrobus-color:#FF6600;--tram-color:#8B4789;--marmaray-color:#D62D37;--ferry-color:#0066CC;--text-dark:#1a1a1a;--text-light:#777777;--bg-light:#f5f5f5;--bg-white:#ffffff;--border-color:#dddddd;--header-bg:#ffffff;--card-bg:#ffffff;--font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--font-size-base:16px;--line-height-base:1.6;--container-max-width:1200px;--spacing-xs:0.5rem;--spacing-sm:1rem;--spacing-md:2rem;--spacing-lg:3rem;--spacing-xl:4rem;--shadow-sm:0 1px 3px rgba(0, 0, 0, 0.1);--shadow-md:0 4px 6px rgba(0, 0, 0, 0.1);--shadow-lg:0 10px 20px rgba(0, 0, 0, 0.15);--transition-fast:150ms ease-in-out;--transition-base:300ms ease-in-out}html{font-size:var(--font-size-base);scroll-behavior:smooth}body{font-family:var(--font-family);line-height:var(--line-height-base);color:var(--text-dark);background-color:var(--bg-white)}.container{max-width:var(--container-max-width);margin:0 auto;padding:0 var(--spacing-sm)}@media (min-width:768px){.container{padding:0 var(--spacing-md)}}h1,h2,h3,h4,h5,h6{line-height:1.2;margin-bottom:var(--spacing-sm);font-weight:700}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}p{margin-bottom:var(--spacing-sm)}a{color:var(--primary-color);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:#b71720}.btn{display:inline-block;padding:.75rem 1.5rem;border-radius:6px;font-weight:600;text-align:center;transition:all var(--transition-base);cursor:pointer;border:none;font-size:1rem}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:#b71720;transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-secondary{background-color:var(--card-bg);color:var(--primary-color);border:2px solid var(--primary-color)}.btn-secondary:hover{background-color:var(--primary-color);color:#fff}.site-header{background-color:var(--card-bg);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:9999}.header-content{display:flex;align-items:center;justify-content:space-between;padding:1rem 0}.logo h1{font-size:1.5rem;color:var(--primary-color);margin:0}.main-nav ul{display:flex;list-style:none;gap:2rem}.main-nav a{color:var(--text-dark);font-weight:500;transition:color var(--transition-fast)}.main-nav a:hover{color:var(--primary-color)}.mobile-menu-toggle{display:none;flex-direction:column;gap:4px;background:0 0;border:none;cursor:pointer;padding:8px}.mobile-menu-toggle span{display:block;width:24px;height:3px;background-color:var(--text-dark);border-radius:3px;transition:all var(--transition-base)}@media (max-width:768px){.main-nav{display:none;position:absolute;top:100%;left:0;width:100%;background-color:var(--header-bg);padding:1rem;box-shadow:0 4px 6px rgba(0,0,0,.1);border-top:1px solid var(--border-color)}.main-nav.active{display:block;animation:slideDown .3s ease-in-out}.main-nav ul{flex-direction:column;gap:1rem}.mobile-menu-toggle{display:flex}.mobile-menu-toggle.active span:first-child{transform:rotate(45deg) translate(5px,5px)}.mobile-menu-toggle.active span:nth-child(2){opacity:0}.mobile-menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}}@keyframes slideDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.hero{background:linear-gradient(135deg,var(--primary-color) 0,#b71720 100%);color:#fff;padding:var(--spacing-xl) 0;text-align:center}.hero-title{font-size:3rem;margin-bottom:var(--spacing-sm);text-shadow:0 2px 4px rgba(0,0,0,.2)}.hero-subtitle{font-size:1.25rem;margin-bottom:var(--spacing-md);opacity:.95}.search-box{max-width:600px;margin:0 auto;position:relative;background:var(--card-bg);border-radius:50px;overflow:hidden;box-shadow:var(--shadow-lg)}.search-box input{width:100%;padding:1rem 4rem 1rem 2rem;border:none;font-size:1rem;outline:0;color:var(--text-dark)}.search-box button{position:absolute;right:0;top:0;height:100%;padding:0 1.5rem;background:0 0;border:none;color:var(--primary-color);cursor:pointer;transition:color var(--transition-fast)}.search-box button:hover{color:#b71720}@media (max-width:768px){.hero-title{font-size:2rem}.hero-subtitle{font-size:1rem}}.transport-modes{padding:var(--spacing-xl) 0}.transport-modes h2{text-align:center;margin-bottom:var(--spacing-lg);color:var(--text-dark)}.modes-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-md)}.mode-card{background:var(--card-bg);border-radius:12px;padding:var(--spacing-md);text-align:center;box-shadow:var(--shadow-sm);transition:all var(--transition-base);border:2px solid transparent}.mode-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.mode-card.metro{border-color:var(--metro-color)}.mode-card.metro:hover{background:rgba(227,30,36,.05)}.mode-card.metrobus{border-color:var(--metrobus-color)}.mode-card.metrobus:hover{background:rgba(255,102,0,.05)}.mode-card.tram{border-color:var(--tram-color)}.mode-card.tram:hover{background:rgba(139,71,137,.05)}.mode-card.marmaray{border-color:var(--marmaray-color)}.mode-card.marmaray:hover{background:rgba(214,45,55,.05)}.mode-card.ferry{border-color:var(--ferry-color)}.mode-card.ferry:hover{background:rgba(0,102,204,.05)}.mode-icon{margin-bottom:var(--spacing-sm)}.mode-card.metro .mode-icon{color:var(--metro-color)}.mode-card.metrobus .mode-icon{color:var(--metrobus-color)}.mode-card.tram .mode-icon{color:var(--tram-color)}.mode-card.marmaray .mode-icon{color:var(--marmaray-color)}.mode-card.ferry .mode-icon{color:var(--ferry-color)}.mode-card h3{font-size:1.5rem;margin-bottom:var(--spacing-xs);color:var(--text-dark)}.mode-card p{color:var(--text-light);margin:0}.metro-stats .stat-card{text-align:center;justify-content:center}.features{padding:var(--spacing-xl) 0;background-color:var(--bg-light)}.features h2{text-align:center;margin-bottom:var(--spacing-lg)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-md)}.feature-card{background:var(--card-bg);padding:var(--spacing-md);border-radius:8px;box-shadow:var(--shadow-sm)}.feature-card h3{font-size:1.25rem;margin-bottom:var(--spacing-sm);color:var(--text-dark)}.feature-card p{color:var(--text-light);margin:0}.cta{padding:var(--spacing-xl) 0;text-align:center;background:linear-gradient(135deg,#00a6e3 0,#08c 100%);color:#fff}.cta h2{font-size:2.5rem;margin-bottom:var(--spacing-sm)}.cta p{font-size:1.25rem;margin-bottom:var(--spacing-md);opacity:.95}.cta-buttons{display:flex;gap:var(--spacing-sm);justify-content:center;flex-wrap:wrap}.site-footer{background-color:var(--text-dark);color:#fff;padding:var(--spacing-lg) 0 var(--spacing-md)}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-md);margin-bottom:var(--spacing-md)}.footer-section h3,.footer-section h4{margin-bottom:var(--spacing-sm);color:#fff}.footer-section ul{list-style:none}.footer-section li{margin-bottom:.5rem}.footer-section a{color:rgba(255,255,255,.8);transition:color var(--transition-fast)}.footer-section a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:var(--spacing-md);text-align:center}.footer-bottom p{margin-bottom:.5rem;font-size:.9rem;color:rgba(255,255,255,.7)}.footer-note{font-size:.8rem!important;font-style:italic}.text-center{text-align:center}.text-left{text-align:left}@media (max-width:768px){.footer-content{text-align:center;gap:var(--spacing-lg)}.footer-section h3,.footer-section h4{margin-bottom:var(--spacing-xs)}}.text-right{text-align:right}.mt-0{margin-top:0}.mt-1{margin-top:var(--spacing-xs)}.mt-2{margin-top:var(--spacing-sm)}.mt-3{margin-top:var(--spacing-md)}.mt-4{margin-top:var(--spacing-lg)}.mb-0{margin-bottom:0}.mb-1{margin-bottom:var(--spacing-xs)}.mb-2{margin-bottom:var(--spacing-sm)}.mb-3{margin-bottom:var(--spacing-md)}.mb-4{margin-bottom:var(--spacing-lg)}@media (max-width:1024px){:root{--spacing-xl:3rem}}@media (max-width:768px){:root{--spacing-xl:2rem;--spacing-lg:2rem}h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.25rem}}.route-info-box{background:var(--bg-light);padding:var(--spacing-md);border-radius:var(--radius-md);margin-bottom:var(--spacing-lg);border-left:4px solid var(--color-primary)}.route-info-box p{margin-bottom:var(--spacing-sm);font-size:1.1rem}.route-info-box p:last-child{margin-bottom:0}.stop-badge{padding:.25rem .75rem;border-radius:12px;font-size:.85rem;font-weight:600;margin-left:auto}.start-badge{background:#28a745;color:#fff}.end-badge{background:#dc3545;color:#fff}.error-message{background:#fff3cd;border:2px solid #ffc107;border-radius:var(--radius-md);padding:var(--spacing-md);text-align:center}.error-message p{color:#856404;font-weight:600;margin:0}:root{--color-primary:var(--primary-color);--color-primary-dark:#c1191e;--radius-sm:4px;--radius-md:8px;--radius-lg:12px}.site-header{background:var(--header-bg);border-bottom:1px solid var(--border-color)}.feature-card,.info-card,.mode-card,.station-card{background:var(--card-bg);border-color:var(--border-color)}@media (max-width:768px){.dark-mode-toggle{padding:.4rem .8rem;font-size:1rem}}@media (hover:none){.card:hover,[class*="-card"]:hover,[class*="-item"]:hover,a:hover,button:hover{transform:none!important}}