:root{--color-white:rgba(255,255,255,1);--color-black:rgba(0,0,0,1);--color-cream-50:rgba(252,252,249,1);--color-cream-100:rgba(255,255,253,1);--color-gray-200:rgba(245,245,245,1);--color-gray-300:rgba(167,169,169,1);--color-gray-400:rgba(119,124,124,1);--color-slate-500:rgba(98,108,113,1);--color-brown-600:rgba(94,82,64,1);--color-charcoal-700:rgba(31,33,33,1);--color-charcoal-800:rgba(38,40,40,1);--color-slate-900:rgba(19,52,59,1);--color-teal-300:rgba(50,184,198,1);--color-teal-400:rgba(45,166,178,1);--color-teal-500:rgba(33,128,141,1);--color-teal-600:rgba(29,116,128,1);--color-teal-700:rgba(26,104,115,1);--color-teal-800:rgba(41,150,161,1);--color-red-400:rgba(255,84,89,1);--color-red-500:rgba(192,21,47,1);--color-orange-400:rgba(230,129,97,1);--color-orange-500:rgba(168,75,47,1);--color-brown-600-rgb:94,82,64;--color-teal-500-rgb:33,128,141;--color-slate-900-rgb:19,52,59;--color-slate-500-rgb:98,108,113;--color-red-500-rgb:192,21,47;--color-red-400-rgb:255,84,89;--color-orange-500-rgb:168,75,47;--color-orange-400-rgb:230,129,97;--color-bg-1:rgba(59,130,246,0.08);--color-bg-2:rgba(245,158,11,0.08);--color-bg-3:rgba(34,197,94,0.08);--color-bg-4:rgba(239,68,68,0.08);--color-bg-5:rgba(147,51,234,0.08);--color-bg-6:rgba(249,115,22,0.08);--color-bg-7:rgba(236,72,153,0.08);--color-bg-8:rgba(6,182,212,0.08);--color-background:var(--color-cream-50);--color-surface:var(--color-cream-100);--color-text:var(--color-slate-900);--color-text-secondary:var(--color-slate-500);--color-primary:var(--color-teal-500);--color-primary-hover:var(--color-teal-600);--color-primary-active:var(--color-teal-700);--color-secondary:rgba(var(--color-brown-600-rgb),0.12);--color-secondary-hover:rgba(var(--color-brown-600-rgb),0.2);--color-secondary-active:rgba(var(--color-brown-600-rgb),0.25);--color-border:rgba(var(--color-brown-600-rgb),0.2);--color-btn-primary-text:var(--color-cream-50);--color-card-border:rgba(var(--color-brown-600-rgb),0.12);--color-card-border-inner:rgba(var(--color-brown-600-rgb),0.12);--color-error:var(--color-red-500);--color-success:var(--color-teal-500);--color-warning:var(--color-orange-500);--color-info:var(--color-slate-500);--color-focus-ring:rgba(var(--color-teal-500-rgb),0.4);--color-select-caret:rgba(var(--color-slate-900-rgb),0.8);--focus-ring:0 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Mono",ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--font-size-xs:11px;--font-size-sm:12px;--font-size-base:14px;--font-size-md:14px;--font-size-lg:16px;--font-size-xl:18px;--font-size-2xl:20px;--font-size-3xl:24px;--font-size-4xl:30px;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:550;--font-weight-bold:600;--line-height-tight:1.2;--line-height-normal:1.5;--letter-spacing-tight:-0.01em;--space-0:0;--space-1:1px;--space-2:2px;--space-4:4px;--space-6:6px;--space-8:8px;--space-10:10px;--space-12:12px;--space-16:16px;--space-20:20px;--space-24:24px;--space-32:32px;--radius-sm:6px;--radius-base:8px;--radius-md:10px;--radius-lg:12px;--radius-full:9999px;--shadow-xs:0 1px 2px rgba(0,0,0,0.02);--shadow-sm:0 1px 3px rgba(0,0,0,0.04),0 1px 2px rgba(0,0,0,0.02);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.04),0 2px 4px -1px rgba(0,0,0,0.02);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.04),0 4px 6px -2px rgba(0,0,0,0.02);--shadow-inset-sm:inset 0 1px 0 rgba(255,255,255,0.15),inset 0 -1px 0 rgba(0,0,0,0.03);--duration-fast:150ms;--duration-normal:250ms;--ease-standard:cubic-bezier(0.16,1,0.3,1);--container-sm:640px;--container-md:768px;--container-lg:1024px;--container-xl:1280px}@media (prefers-color-scheme:dark){:root{--color-gray-400-rgb:119,124,124;--color-teal-300-rgb:50,184,198;--color-gray-300-rgb:167,169,169;--color-gray-200-rgb:245,245,245;--color-bg-1:rgba(29,78,216,0.15);--color-bg-2:rgba(180,83,9,0.15);--color-bg-3:rgba(21,128,61,0.15);--color-bg-4:rgba(185,28,28,0.15);--color-bg-5:rgba(107,33,168,0.15);--color-bg-6:rgba(194,65,12,0.15);--color-bg-7:rgba(190,24,93,0.15);--color-bg-8:rgba(8,145,178,0.15);--color-background:var(--color-charcoal-700);--color-surface:var(--color-charcoal-800);--color-text:var(--color-gray-200);--color-text-secondary:rgba(var(--color-gray-300-rgb),0.7);--color-primary:var(--color-teal-300);--color-primary-hover:var(--color-teal-400);--color-primary-active:var(--color-teal-800);--color-secondary:rgba(var(--color-gray-400-rgb),0.15);--color-secondary-hover:rgba(var(--color-gray-400-rgb),0.25);--color-secondary-active:rgba(var(--color-gray-400-rgb),0.3);--color-border:rgba(var(--color-gray-400-rgb),0.3);--color-error:var(--color-red-400);--color-success:var(--color-teal-300);--color-warning:var(--color-orange-400);--color-info:var(--color-gray-300);--color-focus-ring:rgba(var(--color-teal-300-rgb),0.4);--color-btn-primary-text:var(--color-slate-900);--color-card-border:rgba(var(--color-gray-400-rgb),0.2);--color-card-border-inner:rgba(var(--color-gray-400-rgb),0.15);--shadow-inset-sm:inset 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0 1px 0 rgba(255,255,255,0.1),inset 0 -1px 0 rgba(0,0,0,0.15);--color-border-secondary:rgba(var(--color-gray-400-rgb),0.2);--color-select-caret:rgba(var(--color-gray-200-rgb),0.8);--focus-ring:0 0 0 3px var(--color-focus-ring);--focus-outline:2px solid var(--color-primary);--status-bg-opacity:0.15;--status-border-opacity:0.25;--select-caret-light: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='%23134252' 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");--select-caret-dark: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='%23f5f5f5' 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");--color-success-rgb:var(--color-teal-300-rgb);--color-error-rgb:var(--color-red-400-rgb);--color-warning-rgb:var(--color-orange-400-rgb);--color-info-rgb:var(--color-gray-300-rgb)}[data-color-scheme="light"]{--color-brown-600-rgb:94,82,64;--color-teal-500-rgb:33,128,141;--color-slate-900-rgb:19,52,59;--color-background:var(--color-cream-50);--color-surface:var(--color-cream-100);--color-text:var(--color-slate-900);--color-text-secondary:var(--color-slate-500);--color-primary:var(--color-teal-500);--color-primary-hover:var(--color-teal-600);--color-primary-active:var(--color-teal-700);--color-secondary:rgba(var(--color-brown-600-rgb),0.12);--color-secondary-hover:rgba(var(--color-brown-600-rgb),0.2);--color-secondary-active:rgba(var(--color-brown-600-rgb),0.25);--color-border:rgba(var(--color-brown-600-rgb),0.2);--color-btn-primary-text:var(--color-cream-50);--color-card-border:rgba(var(--color-brown-600-rgb),0.12);--color-card-border-inner:rgba(var(--color-brown-600-rgb),0.12);--color-error:var(--color-red-500);--color-success:var(--color-teal-500);--color-warning:var(--color-orange-500);--color-info:var(--color-slate-500);--color-focus-ring:rgba(var(--color-teal-500-rgb),0.4);--color-success-rgb:var(--color-teal-500-rgb);--color-error-rgb:var(--color-red-500-rgb);--color-warning-rgb:var(--color-orange-500-rgb);--color-info-rgb:var(--color-slate-500-rgb)}html{font-size:var(--font-size-base);font-family:var(--font-family-base);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--color-background);-webkit-font-smoothing:antialiased;box-sizing:border-box}body{margin:0;padding:0}*,*::before,*::after{box-sizing:inherit}h1,h2,h3,h4,h5,h6{margin:0;font-weight:var(--font-weight-semibold);line-height:var(--line-height-tight);color:var(--color-text);letter-spacing:var(--letter-spacing-tight)}h1{font-size:var(--font-size-4xl)}h2{font-size:var(--font-size-3xl)}h3{font-size:var(--font-size-2xl)}h4{font-size:var(--font-size-xl)}h5{font-size:var(--font-size-lg)}h6{font-size:var(--font-size-md)}p{margin:0 0 var(--space-16) 0}a{color:var(--color-primary);text-decoration:none;transition:color var(--duration-fast) var(--ease-standard)}a:hover{color:var(--color-primary-hover)}code,pre{font-family:var(--font-family-mono);font-size:calc(var(--font-size-base) * 0.95);background-color:var(--color-secondary);border-radius:var(--radius-sm)}code{padding:var(--space-1) var(--space-4)}pre{padding:var(--space-16);margin:var(--space-16) 0;overflow:auto;border:1px solid var(--color-border)}pre code{background:none;padding:0}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--space-8) var(--space-16);border-radius:var(--radius-base);font-size:var(--font-size-base);font-weight:500;line-height:1.5;cursor:pointer;transition:all var(--duration-normal) 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var(--space-20);font-size:var(--font-size-lg);border-radius:var(--radius-md)}.btn--full-width{width:100%}.btn:disabled{opacity:0.5;cursor:not-allowed}.form-control{display:block;width:100%;padding:var(--space-8) var(--space-12);font-size:var(--font-size-md);line-height:1.5;color:var(--color-text);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-base);transition:border-color var(--duration-fast) var(--ease-standard),box-shadow var(--duration-fast) var(--ease-standard)}textarea.form-control{font-family:var(--font-family-base);font-size:var(--font-size-base)}select.form-control{padding:var(--space-8) var(--space-12);-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:var(--select-caret-light);background-repeat:no-repeat;background-position:right var(--space-12) center;background-size:16px;padding-right:var(--space-32)}@media 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format('woff2')}:root{--color-white:rgba(255,255,255,1);--color-black:rgba(0,0,0,1);--color-cream-50:rgba(252,252,249,1);--color-cream-100:rgba(255,255,253,1);--color-gray-200:rgba(245,245,245,1);--color-gray-300:rgba(167,169,169,1);--color-gray-400:rgba(119,124,124,1);--color-slate-500:rgba(98,108,113,1);--color-brown-600:rgba(94,82,64,1);--color-charcoal-700:rgba(31,33,33,1);--color-charcoal-800:rgba(38,40,40,1);--color-slate-900:rgba(19,52,59,1);--color-teal-300:rgba(50,184,198,1);--color-teal-400:rgba(45,166,178,1);--color-teal-500:rgba(33,128,141,1);--color-teal-600:rgba(29,116,128,1);--color-teal-700:rgba(26,104,115,1);--color-teal-800:rgba(41,150,161,1);--color-red-400:rgba(255,84,89,1);--color-red-500:rgba(192,21,47,1);--color-orange-400:rgba(230,129,97,1);--color-orange-500:rgba(168,75,47,1);--color-brown-600-rgb:94,82,64;--color-teal-500-rgb:33,128,141;--color-slate-900-rgb:19,52,59;--color-slate-500-rgb:98,108,113;--color-red-500-rgb:192,21,47;--color-red-400-rgb:255,84,89;--color-orange-500-rgb:168,75,47;--color-orange-400-rgb:230,129,97;--color-bg-1:rgba(59,130,246,0.08);--color-bg-2:rgba(245,158,11,0.08);--color-bg-3:rgba(34,197,94,0.08);--color-bg-4:rgba(239,68,68,0.08);--color-bg-5:rgba(147,51,234,0.08);--color-bg-6:rgba(249,115,22,0.08);--color-bg-7:rgba(236,72,153,0.08);--color-bg-8:rgba(6,182,212,0.08);--color-background:var(--color-cream-50);--color-surface:var(--color-cream-100);--color-text:var(--color-slate-900);--color-text-secondary:var(--color-slate-500);--color-primary:var(--color-teal-500);--color-primary-hover:var(--color-teal-600);--color-primary-active:var(--color-teal-700);--color-secondary:rgba(var(--color-brown-600-rgb),0.12);--color-secondary-hover:rgba(var(--color-brown-600-rgb),0.2);--color-secondary-active:rgba(var(--color-brown-600-rgb),0.25);--color-border:rgba(var(--color-brown-600-rgb),0.2);--color-btn-primary-text:var(--color-cream-50);--color-card-border:rgba(var(--color-brown-600-rgb),0.12);--color-card-border-inner:rgba(var(--color-brown-600-rgb),0.12);--color-error:var(--color-red-500);--color-success:var(--color-teal-500);--color-warning:var(--color-orange-500);--color-info:var(--color-slate-500);--color-focus-ring:rgba(var(--color-teal-500-rgb),0.4);--color-select-caret:rgba(var(--color-slate-900-rgb),0.8);--focus-ring:0 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rgba(255,255,255,0.15),inset 0 -1px 0 rgba(0,0,0,0.03);--duration-fast:150ms;--duration-normal:250ms;--ease-standard:cubic-bezier(0.16,1,0.3,1);--container-sm:640px;--container-md:768px;--container-lg:1024px;--container-xl:1280px}@media (prefers-color-scheme:dark){:root{--color-gray-400-rgb:119,124,124;--color-teal-300-rgb:50,184,198;--color-gray-300-rgb:167,169,169;--color-gray-200-rgb:245,245,245;--color-bg-1:rgba(29,78,216,0.15);--color-bg-2:rgba(180,83,9,0.15);--color-bg-3:rgba(21,128,61,0.15);--color-bg-4:rgba(185,28,28,0.15);--color-bg-5:rgba(107,33,168,0.15);--color-bg-6:rgba(194,65,12,0.15);--color-bg-7:rgba(190,24,93,0.15);--color-bg-8:rgba(8,145,178,0.15);--color-background:var(--color-charcoal-700);--color-surface:var(--color-charcoal-800);--color-text:var(--color-gray-200);--color-text-secondary:rgba(var(--color-gray-300-rgb),0.7);--color-primary:var(--color-teal-300);--color-primary-hover:var(--color-teal-400);--color-primary-active:var(--color-teal-800);--color-secondary:rgba(var(--color-gray-400-rgb),0.15);--color-secondary-hover:rgba(var(--color-gray-400-rgb),0.25);--color-secondary-active:rgba(var(--color-gray-400-rgb),0.3);--color-border:rgba(var(--color-gray-400-rgb),0.3);--color-error:var(--color-red-400);--color-success:var(--color-teal-300);--color-warning:var(--color-orange-400);--color-info:var(--color-gray-300);--color-focus-ring:rgba(var(--color-teal-300-rgb),0.4);--color-btn-primary-text:var(--color-slate-900);--color-card-border:rgba(var(--color-gray-400-rgb),0.2);--color-card-border-inner:rgba(var(--color-gray-400-rgb),0.15);--shadow-inset-sm:inset 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var(--color-border);border-radius:var(--radius-base);transition:border-color var(--duration-fast) var(--ease-standard),box-shadow var(--duration-fast) var(--ease-standard);margin-bottom:var(--space-16);-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:var(--select-caret-light);background-repeat:no-repeat;background-position:right var(--space-12) center;background-size:16px;padding-right:var(--space-32)}@media (prefers-color-scheme:dark){.form-control{background-image:var(--select-caret-dark)}}.form-control:focus{border-color:var(--color-primary);outline:var(--focus-outline);box-shadow:var(--focus-ring)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-8);padding:var(--space-12) var(--space-20);border-radius:var(--radius-base);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);line-height:1.5;cursor:pointer;transition:all var(--duration-normal) 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h1{font-size:var(--font-size-2xl)}.header-desc{font-size:var(--font-size-sm)}.card{padding:var(--space-16)}.upload-area{padding:var(--space-24)}.upload-icon{font-size:36px}.file-thumbnail,.converted-thumbnail{width:40px;height:40px}}.converted-list::-webkit-scrollbar{width:8px}.converted-list::-webkit-scrollbar-track{background:var(--color-secondary);border-radius:var(--radius-sm)}.converted-list::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-sm)}.converted-list::-webkit-scrollbar-thumb:hover{background:var(--color-primary)}