:root{--bg-color: #F9F8F6;--surface-color: #FFFFFF;--text-main: #2C2C2C;--text-muted: #6E6B65;--accent-color: #4A5D23;--accent-hover: #3A4A1C;--border-color: #E5E0D8;--error-color: #8E354A;--error-bg: #FDF2F4;--success-color: #4A5D23;--success-bg: #F2F6F0;--spacing-unit: 1rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;justify-content:center;padding:4rem 1rem;background-color:var(--bg-color);color:var(--text-main);font-family:var(--font-sans);line-height:1.6;-webkit-font-smoothing:antialiased}.page{width:100%;max-width:800px}h1,h2,h3,h4,h5,h6{margin:0;font-weight:400;letter-spacing:-.02em}.page__header{text-align:center;margin-bottom:4rem}.page__logo{font-size:1.5rem;margin-bottom:.75rem;letter-spacing:.05em;color:var(--text-main);text-transform:uppercase;border:2px solid var(--text-main);display:inline-block;padding:.5rem 1rem}.page__tagline{color:var(--text-muted);font-size:1rem}.page__lang-switch{position:absolute;top:1rem;right:1rem;display:flex;gap:1rem}.lang-switch__btn{background:none;border:none;cursor:pointer;font-size:.9rem;color:var(--text-muted);opacity:.6}.lang-switch__btn:hover,.lang-switch__btn--active{opacity:1;color:var(--text-main);text-decoration:underline;text-decoration-color:var(--accent-color);text-underline-offset:4px}.page__hero{background:var(--surface-color);border-radius:var(--radius-lg);padding:3rem;box-shadow:0 4px 20px #00000008;border:1px solid var(--border-color);text-align:center}.page__title{font-size:2rem;margin-bottom:1rem;color:var(--text-main)}.page__subtitle{color:var(--text-muted);font-size:1.1rem;margin-bottom:2.5rem}.dropzone-wrapper{margin-bottom:2rem}.dropzone{border:1px dashed var(--border-color);background:var(--bg-color);border-radius:var(--radius-md);padding:3rem 2rem;transition:all .3s ease;cursor:pointer;position:relative}.dropzone:hover,.dropzone--active{border-color:var(--accent-color);background:#f2f6f0}.dropzone__input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer}.dropzone__placeholder strong{display:block;font-weight:500;font-size:1.1rem;margin-bottom:.5rem;color:var(--text-main)}.dropzone__placeholder span{color:var(--text-muted)}.dropzone__file-info{display:flex;align-items:center;justify-content:center;gap:1rem;color:var(--text-main);font-weight:500}.dropzone__clear-button{background:none;border:none;color:var(--error-color);cursor:pointer;font-size:.9rem;opacity:.7;transition:opacity .2s;padding:.25rem .5rem}.dropzone__clear-button:hover{opacity:1}.password-input{margin:2rem auto;max-width:400px;text-align:left}.password-input__label{display:block;font-size:.9rem;color:var(--text-muted);margin-bottom:.5rem}.password-input__control{display:flex;gap:.5rem}.password-input__field{flex:1;padding:.75rem 1rem;border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:1rem;background:var(--surface-color);color:var(--text-main);transition:border-color .2s}.password-input__field:focus{outline:none;border-color:var(--accent-color)}.password-input__toggle{background:var(--bg-color);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;padding:0 1rem;transition:all .2s}.password-input__toggle:hover{color:var(--text-main);border-color:var(--text-muted)}.password-input__error{margin-top:.5rem;font-size:.85rem;color:var(--error-color)}.unlock-action{margin-top:2rem;display:flex;justify-content:center;width:100%}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.8rem 2rem;font-size:1rem;font-weight:500;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;transition:all .2s ease;letter-spacing:.02em}.btn--primary{background-color:var(--accent-color);color:#fff;box-shadow:0 2px 8px #4a5d2333}.btn--primary:hover:not(:disabled){background-color:var(--accent-hover);transform:translateY(-1px)}.btn--primary:disabled{background-color:var(--border-color);cursor:not-allowed;box-shadow:none}.btn--ghost{background:transparent;color:var(--text-muted);border:none}.result-panel{margin-top:2rem;padding-top:2rem;border-top:1px solid var(--border-color)}.result-panel__message{padding:1rem;border-radius:var(--radius-sm);margin-bottom:1rem;font-size:.95rem;display:flex;flex-direction:column;gap:.5rem}.result-panel__message--info{background:var(--bg-color);border:1px solid var(--border-color)}.result-panel__message--success{background-color:var(--success-bg);color:var(--success-color);border:1px solid rgba(74,93,35,.1)}.result-panel__message--error{background-color:var(--error-bg);color:var(--error-color);border:1px solid rgba(142,53,74,.1)}.page__privacy{margin-top:2rem;font-size:.85rem;color:var(--text-muted);opacity:.8}.page__footer{margin-top:4rem;color:var(--text-muted);font-size:.85rem}@media (max-width: 600px){body{padding:2rem 1rem}.page__hero{padding:1.5rem}.password-input__control{flex-direction:column}}