:root{--theme-color: #0e7b3b;--theme-color-hover: #0a6830;--accent-color: #3182ce;--success-color: #38a169;--error-color: #e53e3e;--warning-color: #FFEF6C;--text-color: #2d3748;--text-secondary: #718096;--bg-color: #f7fafc;--card-bg: #ffffff;--border-color: #e2e8f0;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow: 0 1px 3px rgba(0, 0, 0, .1), 0 1px 2px rgba(0, 0, 0, .06);--shadow-lg: 0 4px 6px rgba(0, 0, 0, .1);--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--header-height: 38px;--bottom-nav-height: 56px}*{margin:0;padding:0;box-sizing:border-box}html{-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Hiragino Kaku Gothic ProN,Hiragino Sans,sans-serif;background-color:var(--bg-color);color:var(--text-color);line-height:1.7;font-size:14px;letter-spacing:.02em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;padding-bottom:calc(var(--bottom-nav-height) + var(--safe-bottom));overscroll-behavior-y:contain}a{color:var(--text-color);text-decoration:none;transition:opacity .2s}a:hover{opacity:.7}img{max-width:100%;height:auto;vertical-align:bottom}.container{max-width:1080px;margin:0 auto;padding:0 var(--space-md)}.header{background-color:var(--theme-color);padding:10px 0;position:sticky;top:0;z-index:100}.header-content{display:flex;justify-content:flex-start;align-items:center;position:relative}.logo{display:flex;align-items:center;text-decoration:none}.logo img{height:18px;width:auto}.room-area{margin-left:auto;display:flex;align-items:center;gap:.75rem}.room-label{color:#ffffffd9;font-size:.6875rem;letter-spacing:.02em;white-space:nowrap}.nav-links{display:none}.hamburger{display:flex;flex-direction:column;justify-content:center;gap:5px;background:none;border:none;cursor:pointer;padding:6px;position:absolute;right:var(--space-md);top:50%;transform:translateY(-50%);z-index:101;-webkit-tap-highlight-color:transparent}.hamburger-line{display:block;width:22px;height:2px;background-color:#fff;border-radius:1px;transition:transform .3s,opacity .3s}.hamburger-line.open:nth-child(1){transform:translateY(7px) rotate(45deg)}.hamburger-line.open:nth-child(2){opacity:0}.hamburger-line.open:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.mobile-menu{display:flex;flex-direction:column;background-color:var(--theme-color);border-top:1px solid rgba(255,255,255,.15);padding:var(--space-sm) 0}.mobile-menu a{display:flex;align-items:center;gap:.5rem;color:#ffffffd9;padding:.75rem var(--space-md);font-size:.9rem;letter-spacing:.05em;text-decoration:none;transition:background-color .2s}.mobile-menu a:hover,.mobile-menu a:active{background-color:#ffffff1a;color:#fff;opacity:1}.mobile-menu .cart-badge{background-color:#fff;color:var(--theme-color);padding:.1rem .4rem;border-radius:9999px;font-size:.6875rem;font-weight:500}.overlay-panel{position:fixed;top:var(--header-height);left:0;right:0;bottom:0;background:var(--bg-color);z-index:99;overflow-y:auto;-webkit-overflow-scrolling:touch;transform:translateY(100%);visibility:hidden;transition:transform .3s ease-out,visibility .3s;padding-top:0;padding-bottom:calc(var(--bottom-nav-height) + var(--safe-bottom))}.overlay-panel.open{transform:translateY(0);visibility:visible}.panel-close-btn{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:flex-end;width:100%;height:44px;padding:0 var(--space-md);background:var(--bg-color);border:none;cursor:pointer;color:var(--text-secondary);transition:color .2s;-webkit-tap-highlight-color:transparent}.panel-close-btn:hover{color:var(--text-color)}.panel-close-btn .material-symbols-outlined{font-size:1.375rem}.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:var(--card-bg);border-top:1px solid var(--border-color);display:flex;justify-content:space-around;align-items:center;height:var(--bottom-nav-height);padding-bottom:var(--safe-bottom);z-index:500}.bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;height:100%;color:var(--text-secondary);font-size:.625rem;letter-spacing:.05em;text-decoration:none;transition:color .2s;position:relative;-webkit-tap-highlight-color:transparent}.bottom-nav a:hover,.bottom-nav a.active{color:var(--theme-color);opacity:1}.bottom-nav .nav-icon{font-size:1.375rem;margin-bottom:.125rem;line-height:1}.bottom-nav .cart-badge{position:absolute;top:4px;right:calc(50% - 20px);min-width:16px;height:16px;border-radius:8px;font-size:.5625rem;padding:0 4px;display:flex;align-items:center;justify-content:center;background:var(--theme-color);color:#fff;margin:0}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 2rem;border-radius:var(--radius-md);font-weight:400;font-size:.875rem;letter-spacing:.05em;cursor:pointer;transition:all .25s ease;border:none;font-family:inherit;min-height:44px;-webkit-tap-highlight-color:transparent}.btn-primary{background-color:var(--theme-color);color:#fff}.btn-primary:hover{background-color:var(--theme-color-hover)}.btn-primary:active{transform:scale(.98)}.btn-primary:disabled{background-color:#ccc;cursor:not-allowed}.btn-secondary{background-color:transparent;color:var(--accent-color);border:1px solid var(--accent-color)}.btn-secondary:hover{background-color:#3182ce1a}.btn-danger{background-color:var(--error-color);color:#fff}.btn-danger:hover{background-color:#c53030}.card{background-color:var(--card-bg);border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--border-color);box-shadow:var(--shadow-sm)}.page-title{font-size:.8125rem;font-weight:400;letter-spacing:.12em;margin-bottom:var(--space-lg);color:var(--text-color);text-transform:uppercase}.section-title{font-size:.75rem;font-weight:400;letter-spacing:.1em;margin-bottom:var(--space-md);color:var(--text-secondary);text-transform:uppercase}.form-group{margin-bottom:var(--space-lg)}.form-label{display:block;margin-bottom:var(--space-sm);font-weight:400;font-size:.75rem;color:var(--text-secondary);letter-spacing:.02em}.form-input{width:100%;padding:.625rem .75rem;border:1px solid var(--border-color);border-radius:var(--radius-md);font-size:16px;font-family:inherit;transition:border-color .2s;background-color:var(--card-bg);color:var(--text-color);min-height:44px;-webkit-appearance:none;-moz-appearance:none;appearance:none}.form-input:focus{outline:none;border-color:var(--accent-color)}.form-textarea{min-height:100px;resize:vertical;line-height:1.6}.loading{display:flex;align-items:center;justify-content:center;padding:var(--space-2xl);color:var(--text-secondary);font-size:.8125rem;letter-spacing:.05em}.error-message{background-color:#fff5f5;border:1px solid #feb2b2;color:var(--error-color);padding:.75rem var(--space-md);border-radius:var(--radius-md);margin-bottom:var(--space-md);font-size:.8125rem}.success-message{background-color:#f0fff4;border:1px solid #9ae6b4;color:var(--success-color);padding:.75rem var(--space-md);border-radius:var(--radius-md);margin-bottom:var(--space-md);font-size:.8125rem}@media (min-width: 768px){body{padding-bottom:0}.container{padding:0 var(--space-xl)}.header-content{justify-content:space-between}:root{--header-height: 41px}.logo img{height:21px}.nav-links{display:flex;gap:var(--space-xl);align-items:center}.nav-links a{color:#ffffffbf;text-decoration:none;font-size:.8125rem;font-weight:400;letter-spacing:.05em;transition:color .2s}.nav-links a:hover{color:#fff;opacity:1}.cart-badge{background-color:#fff;color:var(--theme-color);padding:.125rem .4rem;border-radius:9999px;font-size:.6875rem;margin-left:.25rem;font-weight:500}.hamburger{display:none}.room-area{padding-right:0;margin-right:var(--space-xl)}.room-label{font-size:.75rem}.overlay-panel{padding-top:0;padding-bottom:0}.mobile-menu,.bottom-nav{display:none}.page-title{font-size:.9375rem;margin-bottom:var(--space-xl)}.section-title{font-size:.8125rem;margin-bottom:var(--space-lg)}.form-input{font-size:.875rem}}