@import"https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@300;400;500;600;700&display=swap";.calendar{padding:1.5rem}.calendar-header{display:grid;grid-template-columns:repeat(7,1fr);gap:.5rem;margin-bottom:1rem}.weekday{text-align:center;font-weight:600;font-size:.875rem;color:var(--text-secondary);padding:.5rem 0;text-transform:uppercase;letter-spacing:.05em}.weekday.weekend{color:var(--accent)}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:.5rem}.day-cell{aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:12px;cursor:pointer;transition:background var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast);position:relative;background:var(--bg-glass);border:1px solid transparent}.day-cell:hover:not(.empty){background:#ffffff1a;transform:translateY(-2px)}.day-cell.empty{cursor:default;background:transparent}.day-cell.today{border-color:var(--accent);box-shadow:0 0 20px rgba(var(--accent),.3)}.day-cell.selected{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 4px 20px #0000004d}.day-cell.weekend .day-number{color:var(--accent)}.day-cell.selected .day-number{color:#fff}.day-cell.has-holiday{background:#ffffff14}.day-number{font-size:1rem;font-weight:500;color:var(--text-primary);line-height:1}.holiday-indicator{position:absolute;bottom:6px;display:flex;gap:3px}.holiday-dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}.holiday-dot.major{width:8px;height:8px;background:linear-gradient(135deg,var(--accent),var(--accent-hover));box-shadow:0 0 8px var(--accent)}.day-cell .tooltip{position:absolute;bottom:100%;left:50%;transform:translate(-50%);background:var(--bg-secondary);color:var(--text-primary);padding:.5rem .75rem;border-radius:8px;font-size:.75rem;white-space:nowrap;opacity:0;visibility:hidden;transition:opacity var(--transition-fast),visibility var(--transition-fast);z-index:100;pointer-events:none;box-shadow:0 4px 20px #0000004d;margin-bottom:8px}.day-cell .tooltip:after{content:"";position:absolute;top:100%;left:50%;transform:translate(-50%);border:6px solid transparent;border-top-color:var(--bg-secondary)}.day-cell:hover .tooltip{opacity:1;visibility:visible}@media (max-width: 768px){.calendar{padding:1rem}.calendar-header,.calendar-grid{gap:.25rem}.weekday{font-size:.75rem;padding:.25rem 0}.day-number{font-size:.875rem}.holiday-dot{width:4px;height:4px}.holiday-dot.major{width:6px;height:6px}}.holiday-detail{padding:1.5rem;min-height:400px;display:flex;flex-direction:column;transition:background var(--transition-normal),box-shadow var(--transition-slow)}.holiday-detail.empty{justify-content:center;align-items:center}.empty-state{text-align:center;color:var(--text-secondary)}.empty-state svg{opacity:.5;margin-bottom:1rem}.empty-state h3{font-size:1.25rem;margin-bottom:.5rem;color:var(--text-primary)}.empty-state p{font-size:.875rem}.date-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1.5rem;padding-bottom:1.5rem;border-bottom:1px solid var(--border)}.date-display{display:flex;align-items:center;gap:1rem}.date-number{font-size:3rem;font-weight:700;line-height:1;color:var(--text-primary)}.date-info{display:flex;flex-direction:column;gap:.25rem}.date-weekday{font-size:1rem;font-weight:600;color:var(--text-primary)}.date-month{font-size:.875rem;color:var(--text-secondary)}.lunar-date{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background:var(--bg-glass);border-radius:20px;font-size:.875rem;color:var(--text-secondary)}.lunar-date svg{opacity:.7}.no-holiday{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.no-holiday p{font-size:1.25rem;color:var(--text-primary);margin-bottom:.5rem}.no-holiday span{font-size:.875rem;color:var(--text-secondary)}.holiday-content{flex:1;display:flex;flex-direction:column;gap:1rem;animation:slideUp .3s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.holiday-header{display:flex;flex-direction:column;gap:.25rem}.holiday-name{font-size:1.5rem;font-weight:700;color:var(--text-primary);line-height:1.2}.holiday-name-en{font-size:.875rem;color:var(--text-secondary);font-style:italic}.holiday-meta{display:flex;gap:.5rem;flex-wrap:wrap}.significance-badge,.theme-badge{padding:.375rem .75rem;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.significance-badge{background:var(--accent);color:#fff}.significance-badge.medium{background:#fff3;color:var(--text-primary)}.significance-badge.minor{background:#ffffff1a;color:var(--text-secondary)}.theme-badge{background:var(--bg-glass);color:var(--accent);border:1px solid var(--border)}.lunar-info,.duration-info{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:var(--text-secondary)}.lunar-info svg,.duration-info svg{opacity:.7;flex-shrink:0}.holiday-description{font-size:.9375rem;line-height:1.7;color:var(--text-secondary);margin-top:.5rem}@media (max-width: 768px){.holiday-detail{padding:1rem;min-height:300px}.date-header{flex-direction:column;gap:1rem}.date-number{font-size:2.5rem}.holiday-name{font-size:1.25rem}.holiday-meta{gap:.375rem}}.header{padding:1rem 1.5rem;margin-bottom:1.5rem}.header-content{display:flex;align-items:center;gap:1rem}.logo{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--accent);border-radius:12px;color:#fff}.logo svg{stroke:currentColor}.title-group{display:flex;flex-direction:column;gap:.125rem}.title{font-size:1.5rem;font-weight:700;color:var(--text-primary);line-height:1.2;margin:0}.subtitle{font-size:.875rem;color:var(--text-secondary);margin:0}@media (max-width: 768px){.header{padding:.75rem 1rem;margin-bottom:1rem}.logo{width:40px;height:40px}.logo svg{width:24px;height:24px}.title{font-size:1.125rem}.subtitle{font-size:.75rem}}:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-glass: rgba(255, 255, 255, .05);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--accent: #3b82f6;--accent-hover: #60a5fa;--border: rgba(255, 255, 255, .1);--shadow: 0 25px 50px -12px rgba(0, 0, 0, .5);--transition-fast: .15s ease-out;--transition-normal: .3s ease-out;--transition-slow: .5s ease-out}[data-theme=tet]{--bg-primary: #1a0a0a;--bg-secondary: #2d1010;--bg-glass: rgba(255, 215, 0, .08);--text-primary: #fff5e6;--text-secondary: #ffcc80;--accent: #d32f2f;--accent-hover: #ef5350;--border: rgba(255, 215, 0, .2);--shadow: 0 25px 50px -12px rgba(211, 47, 47, .3);--theme-gradient: linear-gradient(135deg, #d32f2f 0%, #ffd700 50%, #d32f2f 100%);--theme-glow: 0 0 60px rgba(255, 215, 0, .3)}[data-theme=trungThu]{--bg-primary: #1a1005;--bg-secondary: #2d1d0a;--bg-glass: rgba(255, 140, 0, .1);--text-primary: #fff8e6;--text-secondary: #ffb74d;--accent: #ff8c00;--accent-hover: #ffa726;--border: rgba(255, 140, 0, .2);--shadow: 0 25px 50px -12px rgba(255, 140, 0, .3);--theme-gradient: linear-gradient(135deg, #ff6b00 0%, #ffb300 50%, #ff6b00 100%);--theme-glow: 0 0 80px rgba(255, 179, 0, .4)}[data-theme=quocKhanh]{--bg-primary: #1a0505;--bg-secondary: #2d0a0a;--bg-glass: rgba(255, 255, 0, .05);--text-primary: #fffde6;--text-secondary: #ffeb3b;--accent: #da251d;--accent-hover: #ef4444;--border: rgba(255, 235, 59, .2);--shadow: 0 25px 50px -12px rgba(218, 37, 29, .4);--theme-gradient: linear-gradient(135deg, #da251d 0%, #ffeb3b 100%);--theme-glow: 0 0 60px rgba(218, 37, 29, .3)}[data-theme=truyenThong]{--bg-primary: #1a150a;--bg-secondary: #2d2510;--bg-glass: rgba(139, 90, 43, .1);--text-primary: #f5ebe0;--text-secondary: #d4a574;--accent: #8b5a2b;--accent-hover: #a0724b;--border: rgba(139, 90, 43, .3);--shadow: 0 25px 50px -12px rgba(139, 90, 43, .3);--theme-gradient: linear-gradient(135deg, #8b5a2b 0%, #d4a574 50%, #8b5a2b 100%);--theme-glow: 0 0 40px rgba(212, 165, 116, .2)}[data-theme=giaiPhong]{--bg-primary: #150505;--bg-secondary: #250a0a;--bg-glass: rgba(220, 38, 38, .1);--text-primary: #fef2f2;--text-secondary: #fca5a5;--accent: #dc2626;--accent-hover: #ef4444;--border: rgba(220, 38, 38, .3);--shadow: 0 25px 50px -12px rgba(220, 38, 38, .4);--theme-gradient: linear-gradient(135deg, #7f1d1d 0%, #dc2626 50%, #7f1d1d 100%);--theme-glow: 0 0 50px rgba(220, 38, 38, .3)}[data-theme=laoDong]{--bg-primary: #0f0505;--bg-secondary: #1a0a0a;--bg-glass: rgba(255, 255, 255, .08);--text-primary: #ffffff;--text-secondary: #e0e0e0;--accent: #c62828;--accent-hover: #e53935;--border: rgba(255, 255, 255, .15);--shadow: 0 25px 50px -12px rgba(198, 40, 40, .3);--theme-gradient: linear-gradient(135deg, #c62828 0%, #ffffff 100%);--theme-glow: 0 0 60px rgba(198, 40, 40, .25)}[data-theme=vanHoa]{--bg-primary: #0a0a1a;--bg-secondary: #10102d;--bg-glass: rgba(139, 92, 246, .1);--text-primary: #f5f3ff;--text-secondary: #c4b5fd;--accent: #8b5cf6;--accent-hover: #a78bfa;--border: rgba(139, 92, 246, .2);--shadow: 0 25px 50px -12px rgba(139, 92, 246, .3);--theme-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);--theme-glow: 0 0 60px rgba(139, 92, 246, .3)}body{background:var(--bg-primary);color:var(--text-primary);transition:background var(--transition-slow),color var(--transition-normal)}.glass-card{background:var(--bg-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);transition:background var(--transition-normal),border-color var(--transition-normal),box-shadow var(--transition-normal)}.theme-glow{box-shadow:var(--theme-glow, none)}.theme-gradient-text{background:var(--theme-gradient, var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Be Vietnam Pro,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;min-height:100vh;overflow-x:hidden}.app{min-height:100vh;position:relative;transition:background var(--transition-slow)}.app:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at 20% 20%,rgba(var(--accent-rgb, 59, 130, 246),.15) 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(var(--accent-rgb, 139, 92, 246),.1) 0%,transparent 50%);pointer-events:none;z-index:0;transition:background var(--transition-slow)}.app-container{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:1.5rem;min-height:100vh;display:flex;flex-direction:column}.main-content{display:grid;grid-template-columns:1fr 400px;gap:1.5rem;flex:1}.calendar-section,.detail-section{display:flex;flex-direction:column}.month-navigation{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;padding:0 .5rem}.month-title{font-size:1.5rem;font-weight:600;color:var(--text-primary)}.nav-button{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:var(--bg-glass);border:1px solid var(--border);border-radius:12px;color:var(--text-primary);cursor:pointer;transition:background var(--transition-fast),transform var(--transition-fast),border-color var(--transition-fast)}.nav-button:hover{background:#ffffff1a;transform:translateY(-2px);border-color:var(--accent)}.nav-button:active{transform:translateY(0)}.footer{text-align:center;padding:1.5rem 0;margin-top:auto;color:var(--text-secondary);font-size:.875rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}*:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button:focus:not(:focus-visible){outline:none}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media (max-width: 900px){.main-content{grid-template-columns:1fr}.detail-section{order:-1}}@media (max-width: 768px){html{font-size:14px}.app-container{padding:1rem}.main-content{gap:1rem}.month-title{font-size:1.25rem}.nav-button{width:40px;height:40px}}@media (max-width: 480px){.app-container{padding:.75rem}}