@import "https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=Inter:wght@400;500;600;700&display=swap";
:root{--primary:#0a1628;--primary-light:#142038;--accent:#3b82f6;--accent-hover:#2563eb;--surface:#f8fafc;--surface-alt:#e8edf4;--text:#0f172a;--text-light:#64748b;--text-on-dark:#e2e8f0;--border:#cbd5e1;--success:#10b981;--warning:#f59e0b;--error:#ef4444;--header-height:56px;--footer-height:52px;--radius:12px;--shadow:0 1px 3px #0000001a, 0 1px 2px #0000000f;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a}*{box-sizing:border-box}body{background:var(--surface);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;padding:0;font-family:Noto Sans JP,Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6}h1{margin:.5em 0;font-size:1.75rem;font-weight:700;line-height:1.3}h2{margin:.5em 0;font-size:1.25rem;font-weight:600;line-height:1.4}h3{font-size:1rem;font-weight:500}p{color:var(--text-light);margin:.5em 0;font-size:.95rem}hr{background:var(--border);border:none;width:100%;height:1px;margin:1.5rem 0}.header{width:100%;height:var(--header-height);background:var(--primary);z-index:100;box-shadow:var(--shadow);align-items:center;padding:0 1rem;display:flex;position:fixed;top:0;left:0}.header-logo{color:#fff;letter-spacing:.15em;font-family:Inter,sans-serif;font-size:1.1rem;font-weight:700}.footer{width:100%;height:var(--footer-height);background:var(--primary);z-index:100;justify-content:center;align-items:center;gap:1.5rem;padding:0 1rem;display:flex;position:fixed;bottom:0;left:0}.footer a{color:var(--accent);font-size:.85rem;font-weight:500;text-decoration:none}.footer a:hover{text-decoration:underline}.footer button{width:auto;color:var(--text-on-dark);border:1px solid var(--text-light);cursor:pointer;background:0 0;border-radius:6px;height:auto;margin:0;padding:6px 16px;font-size:.85rem;display:inline-block}.footer button:hover{background:#ffffff1a}.main_form{padding-top:calc(var(--header-height) + 2rem);padding-bottom:calc(var(--footer-height) + 2rem);max-width:640px;min-height:100vh;margin:0 auto;padding-left:1rem;padding-right:1rem;display:none}button{background:var(--accent);color:#fff;border-radius:var(--radius);cursor:pointer;border:none;width:100%;max-width:320px;height:auto;margin:1rem auto;padding:14px 24px;font-size:1rem;font-weight:600;transition:background .2s,transform .1s;display:block}button:hover{background:var(--accent-hover)}button:active{transform:scale(.98)}button[type=button]:last-child,.btn-secondary{color:var(--text-light);border:1px solid var(--border);background:0 0}.btn-secondary:hover,button[type=button]:last-child:hover{background:var(--surface-alt);color:var(--text)}label{color:var(--text);margin-bottom:6px;font-size:.95rem;font-weight:600;display:block}input,select{border:1px solid var(--border);width:100%;max-width:400px;color:var(--text);background:#fff;border-radius:8px;height:auto;margin:0 auto 1rem;padding:12px 16px;font-size:1rem;transition:border-color .2s,box-shadow .2s;display:block}input:focus,select:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #3b82f626}input[type=file]{background:var(--surface-alt);cursor:pointer;padding:10px}input[type=date]{cursor:pointer}select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat;padding-right:40px}.forms{text-align:left;margin-bottom:1.25rem}.forms label{text-align:left;max-width:400px;margin-left:auto;margin-right:auto}.forms p{text-align:left;max-width:400px;margin-left:auto;margin-right:auto;font-size:.85rem}.card{border-radius:var(--radius);box-shadow:var(--shadow);background:#fff;margin-bottom:1rem;padding:1.5rem}.link{color:var(--accent);cursor:pointer;font-weight:500;text-decoration:none}.link:hover{text-decoration:underline}.sub_form{display:none}#notification{background:linear-gradient(135deg, var(--primary-light), var(--primary));width:100%;color:var(--text-on-dark);border-radius:var(--radius);margin:1rem auto;padding:1rem 1.25rem;font-size:.95rem;line-height:1.6}#loginNotice{border:1px solid var(--border);border-radius:var(--radius);width:100%;color:var(--text);background:#fff;margin:1rem auto;padding:1rem 1.25rem;font-size:.9rem}.notice-banner{color:var(--text-on-dark);border-radius:var(--radius);background:linear-gradient(135deg,#1e3a5f,#0a1628);margin:1rem 0;padding:1.25rem;font-size:.9rem;line-height:1.7}.notice-warning{border:1px solid var(--warning);color:#92400e;border-radius:var(--radius);background:#fffbeb;margin:1rem 0;padding:1rem 1.25rem;font-size:.9rem;line-height:1.7}.reservation-item{border-left:4px solid var(--accent);box-shadow:var(--shadow);background:#fff;border-radius:0 8px 8px 0;margin:.5rem 0;padding:.75rem 1rem;font-size:.95rem}.key-section{color:#fff;border-radius:var(--radius);text-align:center;background:linear-gradient(135deg,#0a1628 0%,#1e3a5f 100%);margin:1.5rem 0;padding:2rem 1.5rem}.key-section h1,.key-section h2{color:#fff}.key-number{letter-spacing:.15em;color:var(--accent);margin:.5rem 0;font-size:3rem;font-weight:700}.key-section img{border-radius:8px;width:100%;max-width:480px;height:auto;margin:1rem auto;display:block}.calendar-wrapper{border-radius:var(--radius);width:100%;box-shadow:var(--shadow);margin:1rem 0;overflow-x:auto}.calendar-wrapper iframe{border-radius:var(--radius);border:none;width:100%;min-width:700px;height:500px}.loading-screen{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:60vh;display:flex}.loading-screen h1{color:var(--accent);animation:1.5s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.price-display{color:var(--accent);font-size:2rem;font-weight:700}.member-id{color:var(--primary);letter-spacing:.1em;background:var(--surface-alt);border-radius:var(--radius);margin:1rem 0;padding:1rem;font-size:2.5rem;font-weight:700;display:inline-block}#login,#register{text-align:center}#register div{text-align:center;margin-top:1.5rem}#register form{margin-top:1.5rem}@media (max-width:768px){h1{font-size:1.4rem}h2{font-size:1.1rem}.main_form{padding-left:1rem;padding-right:1rem}input,select,button{max-width:100%}.calendar-wrapper iframe{min-width:100%;height:400px}.key-number{font-size:2.5rem}.member-id{font-size:2rem}.price-display{font-size:1.75rem}}@media (max-width:480px){:root{--header-height:48px;--footer-height:48px}h1{font-size:1.2rem}h2{font-size:1rem}p{font-size:.875rem}.header img{height:28px}.footer{gap:.75rem}.footer a{font-size:.8rem}button{padding:12px 20px;font-size:.95rem}input,select{padding:10px 14px;font-size:.95rem}.calendar-wrapper iframe{height:350px}}