@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-primary: #0a0a0f;--bg-secondary: #13131a;--bg-card: #1a1a24;--bg-hover: #22222e;--accent-primary: #1f53dd;--accent-secondary: #9f9fff;--accent-gradient: linear-gradient(135deg, #1f53dd 0%, #9f9fff 100%);--text-primary: #ffffff;--text-secondary: #a1a1aa;--text-muted: #71717a;--border-color: #27272a;--border-glow: rgba(31, 83, 221, .3);--spacing-xs: .5rem;--spacing-sm: .75rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .1);--shadow-md: 0 4px 16px rgba(0, 0, 0, .2);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .3);--shadow-glow: 0 0 20px rgba(31, 83, 221, .3);--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .35s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--spacing-lg)}.gradient-text{background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:var(--spacing-xl);transition:all var(--transition-base)}.card:hover{border-color:var(--border-glow);box-shadow:var(--shadow-glow);transform:translateY(-2px)}.btn{display:inline-flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);border:none;border-radius:var(--radius-md);font-weight:500;font-size:.95rem;cursor:pointer;transition:all var(--transition-base);text-decoration:none}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{box-shadow:var(--shadow-glow);transform:translateY(-2px)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-hover);border-color:var(--border-glow)}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.fade-in{animation:fadeIn .6s ease forwards}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--bg-hover);border-radius:var(--radius-sm)}::-webkit-scrollbar-thumb:hover{background:var(--accent-primary)}.app{min-height:100vh;display:flex;flex-direction:column}.app-content{flex:1;display:flex;flex-direction:column}.hero{text-align:center}.hero-avatar{margin-bottom:var(--spacing-md);display:flex;justify-content:center}.avatar-placeholder{width:80px;height:80px;border-radius:50%;background:var(--accent-gradient);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:var(--shadow-glow);animation:pulse 3s ease-in-out infinite}.avatar-placeholder svg{width:36px;height:36px}.hero-title{font-size:1.75rem;font-weight:700;margin-bottom:var(--spacing-sm);line-height:1.3}.hero-description{font-size:1rem;color:var(--text-secondary);line-height:1.5}@media(max-width:480px){.avatar-placeholder{width:64px;height:64px}.avatar-placeholder svg{width:28px;height:28px}.hero-title{font-size:1.5rem}.hero-description{font-size:.9rem}}.vietqr-display{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);width:100%}.qr-code-container{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-sm)}.qr-code{width:200px;height:auto;aspect-ratio:1;object-fit:contain;border-radius:var(--radius-lg);background:#fff;padding:var(--spacing-sm);box-shadow:var(--shadow-lg)}.qr-hint{color:var(--text-secondary);font-size:.9rem;text-align:center}.save-qr-btn{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);width:100%;max-width:220px;padding:var(--spacing-md) var(--spacing-lg);background:var(--accent-gradient);color:#fff;border:none;border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;transition:all var(--transition-base);-webkit-tap-highlight-color:transparent}.save-qr-btn:hover{box-shadow:var(--shadow-glow);transform:translateY(-2px)}.save-qr-btn:active{transform:scale(.98)}.save-qr-btn svg{font-size:1.1rem}.amount-display{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md)}.amount-label{color:var(--text-secondary);font-size:.9rem}.amount-value{color:var(--accent-primary);font-size:1.1rem;font-weight:700}@media(max-width:480px){.qr-code{width:180px}.save-qr-btn{max-width:100%}}.momo-display{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);width:100%}.momo-qr-wrapper{background:linear-gradient(135deg,#a50064,#d82d8b);border-radius:var(--radius-lg);padding:var(--spacing-sm);box-shadow:var(--shadow-lg)}.momo-qr-wrapper .qr-code{width:180px;height:180px;padding:0;box-shadow:none;background:#fff;border-radius:var(--radius-md)}.save-qr-btn.momo{background:linear-gradient(135deg,#a50064,#d82d8b)}.save-qr-btn.momo:hover{box-shadow:0 0 30px #a5006466}@media(max-width:480px){.momo-qr-wrapper .qr-code{width:160px;height:160px}}.payment-section{animation-delay:.2s;display:flex;flex-direction:column;gap:var(--spacing-lg)}.payment-tabs{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-sm)}.payment-tab{padding:var(--spacing-md);background:var(--bg-secondary);border:2px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-secondary);font-size:1rem;font-weight:500;cursor:pointer;transition:all var(--transition-base);-webkit-tap-highlight-color:transparent}.payment-tab:hover{background:var(--bg-hover);border-color:var(--border-glow)}.payment-tab.active{background:var(--accent-gradient);border-color:var(--accent-primary);color:#fff;box-shadow:var(--shadow-glow)}.amount-section{display:flex;flex-direction:column;gap:var(--spacing-sm)}.section-title{font-size:1rem;font-weight:600;color:var(--text-primary)}.amount-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(80px,1fr));gap:var(--spacing-sm)}.amount-btn{padding:var(--spacing-sm);background:var(--bg-secondary);border:2px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-size:.8rem;font-weight:500;cursor:pointer;transition:all var(--transition-base);-webkit-tap-highlight-color:transparent;text-align:center;overflow:hidden;text-overflow:ellipsis}.amount-btn:hover{background:var(--bg-hover);border-color:var(--border-glow)}.amount-btn:active{transform:scale(.98)}.amount-btn.active{background:var(--accent-gradient);border-color:var(--accent-primary);color:#fff;box-shadow:var(--shadow-glow)}.input-row{display:flex;gap:var(--spacing-sm)}.custom-amount-input,.message-input{flex:1;min-width:0;padding:var(--spacing-sm) var(--spacing-md);background:var(--bg-secondary);border:2px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-size:.9rem;font-family:inherit;transition:all var(--transition-base)}.custom-amount-input:focus,.message-input:focus{outline:none;border-color:var(--accent-primary);box-shadow:var(--shadow-glow)}.custom-amount-input::placeholder,.message-input::placeholder{color:var(--text-muted)}.qr-section{display:flex;justify-content:center}@media(max-width:480px){.payment-section{gap:var(--spacing-md)}.amount-grid{grid-template-columns:repeat(3,1fr)}.amount-btn{font-size:.8rem;padding:var(--spacing-sm)}.input-row{flex-direction:column}.payment-tab{padding:var(--spacing-sm);font-size:.9rem}}.donation-page{min-height:100vh;min-height:100dvh;padding:var(--spacing-xl) var(--spacing-md);display:flex;align-items:center;justify-content:center}.donation-page .container{max-width:450px;width:100%;display:flex;flex-direction:column;gap:var(--spacing-lg)}@media(max-width:480px){.donation-page{padding:var(--spacing-lg) var(--spacing-sm);align-items:flex-start}}