@tailwind base;@tailwind components;@tailwind utilities;:root{color-scheme:light dark;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif;line-height:1.5}body{@apply bg-gray-50 dark:bg-gray-900 text-gray-900 dark:text-gray-100 transition-colors duration-300;}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background-color:#64748b66;border-radius:4px}::-webkit-scrollbar-thumb:hover{background-color:#64748bb3}.fade-in{animation:fadeIn .4s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}:root{--bg: #000;--card-bg: #0d0d0d;--accent: #3b82f6;--border: rgba(255, 255, 255, .08);--muted: #9ca3af;--text: #fafafa;--radius: 14px;--shadow: 0 0 40px rgba(0, 0, 0, .6);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}html,body,#root{height:auto;min-height:100%;overflow-y:auto;background:var(--bg);color:var(--text)}.app-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 20px;background:var(--bg)}.card{width:100%;max-width:1100px;background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:40px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:all .3s ease}.card:hover{border-color:#ffffff26}h1{text-align:center;font-size:28px;font-weight:700;margin:0 0 28px;color:var(--text)}.controls{display:flex;flex-direction:column;gap:18px}label{display:block;font-size:14px;color:var(--muted);margin-bottom:6px}input[type=text],input[type=file]{width:100%;padding:10px 14px;border-radius:var(--radius);background:#ffffff0d;border:1px solid var(--border);color:var(--text);font-size:14px;outline:none;transition:border-color .2s ease}input[type=text]:focus{border-color:var(--accent)}input[type=range]{width:100%;accent-color:var(--accent);cursor:pointer}.range-value{text-align:right;font-size:13px;color:var(--muted);margin-top:4px}.actions{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:18px}button{background:var(--accent);color:#fff;font-weight:600;border:none;border-radius:var(--radius);padding:10px 18px;cursor:pointer;transition:background .2s ease}button:hover{background:#2563eb}button:disabled{opacity:.5;cursor:not-allowed}.download-link{text-decoration:none;color:var(--muted);border:1px solid var(--border);border-radius:var(--radius);padding:9px 16px;transition:all .2s ease}.download-link:hover{border-color:var(--accent);color:var(--accent)}.error-message{margin-top:18px;background:#ff414114;border-left:4px solid #ef4444;color:#fca5a5;padding:12px 14px;border-radius:var(--radius);font-size:14px}.preview-section{margin-top:36px;display:flex;justify-content:center;align-items:flex-start;gap:24px;flex-wrap:wrap}.preview-box{width:420px;max-width:calc(50% - 20px);display:flex;flex-direction:column;align-items:center}.preview-title{font-size:14px;color:var(--muted);margin-bottom:10px}.preview-frame{width:100%;aspect-ratio:1 / 1;background:#ffffff05;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;display:flex;align-items:center;justify-content:center;transition:border-color .2s ease}.preview-frame:hover{border-color:var(--accent)}.preview-frame img{max-width:100%;max-height:100%;object-fit:contain}@media (max-width: 860px){.card{padding:24px}.preview-box{width:100%;max-width:100%}}