*{margin:0;padding:0;box-sizing:border-box}:root{--river-blue:#2E86AB;--river-light:#A7C4D0;--river-teal:#5BC0BE;--river-navy:#1A535C;--bg-light:#F7F9FB;--bg-white:#FFF;--text-dark:#2C3E50;--text-light:#5A6C7D}body{font-family:'Poppins',sans-serif;background:linear-gradient(to bottom,#E8F4F8,var(--bg-light));color:var(--text-dark);line-height:1.7;min-height:100vh}.wrap{max-width:1200px;margin:0 auto;padding:0 24px}.full-wrap{width:100%;padding:0 20px}.header{background:linear-gradient(135deg,var(--river-blue),var(--river-teal));padding:1.2rem 0;box-shadow:0 3px 15px rgba(46,134,171,0.25);position:sticky;top:0;z-index:1000}.header-inner{display:flex;justify-content:space-between;align-items:center}.brand{display:flex;align-items:center;gap:12px;text-decoration:none}.brand-text{font-family:'Pacifico',cursive;font-size:1.8rem;color:white}.main-menu{display:flex;gap:2rem}.main-menu a{color:white;text-decoration:none;font-weight:500;transition:all 0.3s ease}.main-menu a:hover{color:var(--river-light);transform:translateY(-2px)}.burger{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer}.burger span{width:24px;height:3px;background:white;border-radius:2px}.mobile-panel{display:none;background:var(--river-teal);position:fixed;top:70px;left:0;right:0;z-index:999;flex-direction:column;padding:1rem;box-shadow:0 5px 15px rgba(0,0,0,0.2)}.mobile-panel a{color:white;text-decoration:none;padding:0.8rem;border-bottom:1px solid rgba(255,255,255,0.2)}.mobile-panel.active{display:flex}.age-gate{position:fixed;inset:0;background:rgba(26,83,92,0.94);display:flex;align-items:center;justify-content:center;z-index:10000;backdrop-filter:blur(6px)}.age-gate.hidden{display:none}.gate-box{background:linear-gradient(135deg,var(--bg-white),var(--river-light));padding:3rem;border-radius:20px;text-align:center;max-width:500px;border:4px solid var(--river-blue);box-shadow:0 12px 40px rgba(0,0,0,0.3)}.river-icon{font-size:4rem;margin-bottom:1.5rem}.gate-box h2{font-family:'Pacifico',cursive;font-size:2.2rem;color:var(--river-blue);margin-bottom:1.2rem}.gate-box p{color:var(--text-dark);margin-bottom:1rem}.gate-info{background:rgba(46,134,171,0.1);padding:1rem;border-radius:10px;margin:1.5rem 0}.gate-info p{margin:0;font-weight:600;color:var(--river-blue)}.gate-actions{display:flex;gap:1rem;margin-top:2rem;justify-content:center;flex-wrap:wrap}.btn-yes,.btn-no{padding:1rem 2.5rem;border:none;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:all 0.3s ease}.btn-yes{background:var(--river-blue);color:white}.btn-yes:hover{background:var(--river-navy);transform:translateY(-3px);box-shadow:0 8px 20px rgba(46,134,171,0.4)}.btn-no{background:#999;color:white}.btn-no:hover{background:#888}.hero{background:linear-gradient(135deg,var(--river-blue),var(--river-teal));padding:5rem 0;text-align:center}.hero-inner h1{font-family:'Pacifico',cursive;font-size:3.8rem;color:white;margin-bottom:1rem;text-shadow:2px 2px 4px rgba(0,0,0,0.2)}.hero-tag{font-size:1.5rem;color:var(--river-light);margin-bottom:1.5rem}.hero-text{font-size:1.1rem;max-width:750px;margin:0 auto 2.5rem auto;color:white;opacity:0.95}.btn-flow{display:inline-block;padding:1.2rem 3rem;background:white;color:var(--river-blue);text-decoration:none;font-weight:700;font-size:1.1rem;border-radius:12px;transition:all 0.3s ease;box-shadow:0 5px 18px rgba(255,255,255,0.3)}.btn-flow:hover{background:var(--bg-light);transform:translateY(-4px);box-shadow:0 8px 25px rgba(255,255,255,0.4)}.btn-flow.secondary{background:var(--river-navy);color:white}.wave-title{font-family:'Pacifico',cursive;font-size:2.6rem;color:var(--river-blue);margin-bottom:2.5rem}.wave-title.center{text-align:center}.streams{padding:5rem 0;background:var(--bg-white)}.stream-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2.5rem}.stream{padding:2.5rem;border-radius:15px;text-align:center;transition:all 0.3s ease}.stream.blue{background:linear-gradient(135deg,#E3F2FD,#BBDEFB);border:3px solid var(--river-blue)}.stream.teal{background:linear-gradient(135deg,#E0F2F1,#B2DFDB);border:3px solid var(--river-teal)}.stream.navy{background:linear-gradient(135deg,#E1F5FE,#B3E5FC);border:3px solid var(--river-navy)}.stream:hover{transform:translateY(-8px);box-shadow:0 12px 30px rgba(0,0,0,0.15)}.stream-emoji{font-size:3rem;margin-bottom:1.5rem}.stream h3{font-size:1.5rem;color:var(--text-dark);margin-bottom:1rem}.about-river{padding:5rem 0;background:var(--bg-light)}.river-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:4rem;align-items:center}.river-story p{color:var(--text-light);margin-bottom:1.5rem}.features-flow{display:flex;flex-direction:column;gap:1rem;margin-top:2.5rem}.flow-item{display:flex;align-items:center;gap:1rem;padding:1rem;background:white;border-radius:10px;box-shadow:0 3px 12px rgba(0,0,0,0.08)}.droplet{color:var(--river-blue);font-size:1.3rem}.river-visual{background:linear-gradient(135deg,var(--river-light),var(--river-teal));border-radius:20px;padding:3rem;display:flex;align-items:center;justify-content:center;border:4px solid var(--river-blue)}.gaming-river{padding:5rem 0;background:var(--bg-white)}.river-desc{text-align:center;color:var(--text-light);font-size:1.1rem;margin-bottom:3rem}.game-container{max-width:950px;margin:0 auto;background:var(--bg-light);padding:1.5rem;border-radius:20px;border:4px solid var(--river-blue);box-shadow:0 10px 35px rgba(46,134,171,0.2)}.game-frame{width:100%;height:600px;border:none;border-radius:12px}.game-btn{text-align:center;margin-top:2.5rem}.currents{padding:5rem 0;background:var(--bg-light)}.current-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:2.5rem}.current{background:white;padding:2.5rem;border-radius:15px;box-shadow:0 5px 20px rgba(0,0,0,0.08);transition:all 0.3s ease}.current:hover{transform:translateY(-6px);box-shadow:0 10px 28px rgba(0,0,0,0.14)}.current h3{color:var(--river-blue);margin-bottom:1rem;font-size:1.4rem}.current p{color:var(--text-light)}.play-top{background:linear-gradient(135deg,var(--river-blue),var(--river-teal));padding:4rem 0;text-align:center}.play-top h1{font-family:'Pacifico',cursive;font-size:3.5rem;color:white;margin-bottom:0.8rem}.play-top p{font-size:1.3rem;color:var(--river-light)}.play-tips{padding:3rem 0;background:var(--bg-white)}.tips-container{background:var(--bg-light);padding:2.5rem;border-radius:15px;box-shadow:0 5px 20px rgba(0,0,0,0.08)}.tips-container h3{font-size:1.8rem;color:var(--river-blue);margin-bottom:2rem}.tips{display:flex;flex-direction:column;gap:1rem}.tip-item{padding:1rem;background:white;border-radius:10px;border-left:4px solid var(--river-blue)}.full-play{padding:3rem 0 5rem 0;background:var(--bg-light)}.full-box{max-width:1500px;margin:0 auto;background:white;padding:1.5rem;border-radius:20px;border:4px solid var(--river-blue)}.full-frame{width:100%;height:850px;border:none;border-radius:12px}.legal{padding:5rem 0;background:var(--bg-white)}.legal h1{font-family:'Pacifico',cursive;font-size:3.5rem;color:var(--river-blue);text-align:center;margin-bottom:1rem}.date-stamp{text-align:center;color:#999;font-style:italic;margin-bottom:4rem}.doc{background:var(--bg-light);padding:2.5rem;margin-bottom:2.5rem;border-radius:12px;box-shadow:0 4px 18px rgba(0,0,0,0.06)}.doc h2{color:var(--river-blue);font-size:2rem;margin-bottom:1.5rem}.doc p{color:var(--text-light);line-height:1.9;margin-bottom:1.2rem}.footer{background:var(--river-navy);padding:4rem 0 1.5rem 0;color:white}.footer-flow{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:3rem;margin-bottom:3rem}.footer-sec h4{font-size:1.4rem;margin-bottom:1.2rem;color:var(--river-light)}.footer-sec p{line-height:1.7;color:rgba(255,255,255,0.85)}.footer-sec ul{list-style:none}.footer-sec li{margin-bottom:0.7rem}.footer-sec a{color:rgba(255,255,255,0.85);text-decoration:none;transition:color 0.3s ease}.footer-sec a:hover{color:var(--river-light)}.footer-wave{text-align:center;padding-top:2rem;border-top:2px solid rgba(167,196,208,0.3);color:rgba(255,255,255,0.7)}@media (max-width:768px){.main-menu{display:none}.burger{display:flex}.hero-inner h1,.play-top h1{font-size:2.8rem}.river-grid{grid-template-columns:1fr}.game-frame{height:450px}.full-frame{height:600px}.gate-box{padding:2.5rem;margin:1.5rem}.gate-actions{flex-direction:column}}@media (max-width:480px){.brand-text{font-size:1.5rem}.hero-inner h1,.play-top h1{font-size:2.2rem}.wave-title{font-size:2.2rem}.game-frame{height:350px}.full-frame{height:500px}}