:root{--color-primary: #6366f1;--color-primary-dark: #4f46e5;--color-primary-light: #818cf8;--color-secondary: #ec4899;--color-secondary-dark: #db2777;--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444;--color-bg: #f8fafc;--color-bg-secondary: #f1f5f9;--color-bg-tertiary: #e2e8f0;--color-surface: #ffffff;--color-surface-elevated: #f8fafc;--color-text: #0f172a;--color-text-secondary: #334155;--color-text-muted: #64748b;--color-border: #e2e8f0;--gradient-primary: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);--gradient-secondary: linear-gradient(135deg, #ec4899 0%, #db2777 100%);--gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);--gradient-surface: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .35s cubic-bezier(.4, 0, .2, 1);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", sans-serif;--font-mono: "Fira Code", "Courier New", monospace;--touch-target-min: 44px}[data-theme=dark]{--color-bg: #0f172a;--color-bg-secondary: #1e293b;--color-bg-tertiary: #334155;--color-surface: #1e293b;--color-surface-elevated: #334155;--color-text: #f1f5f9;--color-text-secondary: #cbd5e1;--color-text-muted: #94a3b8;--color-border: #334155;--gradient-surface: linear-gradient(135deg, #1e293b 0%, #334155 100%);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4), 0 2px 4px -1px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5), 0 4px 6px -2px rgba(0, 0, 0, .4);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .6), 0 10px 10px -5px rgba(0, 0, 0, .4)}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh;overflow-x:hidden;transition:background-color var(--transition-base),color var(--transition-base)}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:var(--spacing-md)}h1{font-size:2.5rem;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}h2{font-size:2rem;color:var(--color-text)}h3{font-size:1.5rem;color:var(--color-text)}p{margin-bottom:var(--spacing-md);color:var(--color-text-secondary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-xl);min-height:var(--touch-target-min);border:none;border-radius:var(--radius-lg);font-family:var(--font-sans);font-size:1rem;font-weight:600;cursor:pointer;transition:all var(--transition-base);text-decoration:none;position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#fff3;transform:translate(-50%,-50%);transition:width var(--transition-slow),height var(--transition-slow)}.btn:active:before{width:300px;height:300px}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--gradient-secondary);color:#fff;box-shadow:var(--shadow-md)}.btn-secondary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-outline{background:transparent;color:var(--color-primary);border:2px solid var(--color-primary)}.btn-outline:hover{background:var(--color-primary);color:#fff}.btn-danger{background:var(--color-error);color:#fff;box-shadow:var(--shadow-md)}.btn-danger:hover{background:#dc2626;transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-large{padding:var(--spacing-lg) var(--spacing-2xl);font-size:1.125rem;min-height:60px}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.form-group{margin-bottom:var(--spacing-lg)}.form-label{display:block;margin-bottom:var(--spacing-sm);font-weight:600;color:var(--color-text);font-size:.875rem;text-transform:uppercase;letter-spacing:.05em}.form-input,.form-select,.form-textarea{width:100%;padding:var(--spacing-md);min-height:var(--touch-target-min);background:var(--color-surface);border:2px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);font-family:var(--font-sans);font-size:1rem;transition:all var(--transition-base)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #6366f11a}.form-textarea{min-height:120px;resize:vertical}.form-error{color:var(--color-error);font-size:.875rem;margin-top:var(--spacing-xs)}.card{background:var(--color-surface);border-radius:var(--radius-xl);padding:var(--spacing-xl);box-shadow:var(--shadow-sm);border:1px solid var(--color-border);transition:all var(--transition-base)}.card-glass{background:var(--color-surface);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--color-border)}[data-theme=dark] .card-glass{background:#1e293bb3}[data-theme=light] .card-glass{background:#fffc}.card:hover{box-shadow:var(--shadow-md)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.container-narrow{max-width:600px}.page{min-height:100vh;padding:var(--spacing-xl) 0}.page-header{margin-bottom:var(--spacing-2xl);text-align:center}.spinner{width:40px;height:40px;border:4px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn var(--transition-base) ease-out}@media(max-width:768px){html{font-size:14px}h1{font-size:2rem}h2{font-size:1.5rem}.container{padding:0 var(--spacing-md)}.page{padding:var(--spacing-lg) 0}}.text-center{text-align:center}.text-muted{color:var(--color-text-muted)}.mt-1{margin-top:var(--spacing-sm)}.mt-2{margin-top:var(--spacing-md)}.mt-3{margin-top:var(--spacing-lg)}.mt-4{margin-top:var(--spacing-xl)}.mb-1{margin-bottom:var(--spacing-sm)}.mb-2{margin-bottom:var(--spacing-md)}.mb-3{margin-bottom:var(--spacing-lg)}.mb-4{margin-bottom:var(--spacing-xl)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-1{gap:var(--spacing-sm)}.gap-2{gap:var(--spacing-md)}.gap-3{gap:var(--spacing-lg)}