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.aes-input--error{border-color:#f87171}[data-theme=dark] .aes-textarea,[data-theme=dark] .aes-input{background:var(--color-bg-3)}.aes-key-row{display:flex;gap:var(--spacing-2);align-items:flex-start}.aes-key-field-wrap{position:relative;flex:1}.aes-key-textarea-wrap{position:relative}.aes-key-visibility-btn{position:absolute;right:var(--spacing-2);top:var(--spacing-2);background:none;border:none;cursor:pointer;color:var(--color-text-2);padding:4px;display:flex;align-items:center;justify-content:center;min-width:32px;min-height:32px;border-radius:var(--radius-sm);z-index:1}.aes-key-visibility-btn:hover{color:var(--color-text-1)}.aes-pbkdf2-panel{margin-top:var(--spacing-3);padding:var(--spacing-4);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-bg-2)}[data-theme=dark] .aes-pbkdf2-panel{background:var(--color-bg-3)}.aes-pbkdf2-title{font-size:12px;font-weight:600;color:var(--color-text-2);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--spacing-3)}.aes-pbkdf2-row{display:flex;gap:var(--spacing-3);flex-wrap:wrap;margin-bottom:var(--spacing-2)}.aes-pbkdf2-field{flex:1;min-width:120px}.aes-pbkdf2-field label{display:block;font-size:12px;color:var(--color-text-2);margin-bottom:var(--spacing-1)}.aes-pbkdf2-iter-note{font-size:11px;color:var(--color-text-3);margin-top:var(--spacing-1);line-height:1.5}.aes-derived-key-row{margin-top:var(--spacing-3)}.aes-derived-key-label{font-size:12px;color:var(--color-text-2);margin-bottom:var(--spacing-1);display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-2)}.aes-derived-key-value{font-family:var(--font-mono);font-size:12px;color:var(--color-code-text);word-break:break-all;padding:var(--spacing-2);background:var(--color-code-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);min-height:36px;line-height:1.5}.aes-deriving-label{font-size:12px;color:var(--color-text-2);font-style:italic;padding:var(--spacing-2) 0}.aes-input-meta{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-2);flex-wrap:wrap;margin-top:var(--spacing-1)}.aes-byte-counter{font-size:12px;color:var(--color-text-3);font-variant-numeric:tabular-nums}.aes-input-hint{font-size:12px;color:var(--color-text-3)}.aes-work-area{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--spacing-5);min-width:0}.aes-work-column{min-width:0}.aes-pane-title{margin-bottom:var(--spacing-3);font-size:14px;font-weight:600;color:var(--color-text-1)}.aes-work-column--input .aes-section{margin-bottom:0}.aes-work-column--input .aes-textarea{min-height:220px}.aes-output-empty{min-height:220px;padding:var(--spacing-6);border:1px dashed var(--color-border);border-radius:var(--radius-xl);background:var(--color-bg-2);color:var(--color-text-3);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}[data-theme=dark] .aes-output-empty{background:var(--color-bg-3)}.aes-output-empty-title{margin-top:var(--spacing-3);font-size:14px;font-weight:600;color:var(--color-text-1)}.aes-output-empty-body{max-width:32ch;margin-top:var(--spacing-2);font-size:13px;line-height:1.55;color:var(--color-text-2)}@container (min-width: 640px){.aes-work-area{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}.aes-work-column--input .aes-textarea,.aes-output-empty{min-height:300px}}.aes-iv-row{display:flex;gap:var(--spacing-2);align-items:stretch}.aes-iv-input-wrap{flex:1;min-width:0}.aes-iv-readonly{display:flex;align-items:center;gap:var(--spacing-2);padding:var(--spacing-2) var(--spacing-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-code-bg);min-height:44px}.aes-iv-value{flex:1;min-width:0;font-family:var(--font-mono);font-size:13px;color:var(--color-code-text);word-break:break-all}.aes-iv-actions{display:flex;gap:var(--spacing-1);flex-shrink:0}.aes-iv-mode-toggle{font-size:12px;color:var(--color-accent);background:none;border:none;cursor:pointer;padding:0;margin-top:var(--spacing-1);text-decoration:underline;text-underline-offset:2px}.aes-iv-info{margin-top:var(--spacing-2);font-size:12px;color:var(--color-text-3);line-height:1.5}.aes-gcm-tag-section{margin-top:var(--spacing-3)}.aes-field-error{display:flex;align-items:flex-start;gap:6px;margin-top:var(--spacing-1);font-size:12px;color:#dc2626;font-weight:500;line-height:1.4}[data-theme=dark] .aes-field-error{color:#f87171}.aes-error-banner{display:flex;align-items:flex-start;gap:var(--spacing-3);padding:var(--spacing-4);border:1px solid #FCA5A5;border-radius:var(--radius-lg);background:#dc26260f;margin-bottom:var(--spacing-4)}[data-theme=dark] .aes-error-banner{border-color:#7f1d1d;background:#dc26261f}.aes-error-banner-icon{flex-shrink:0;color:#dc2626;margin-top:2px}[data-theme=dark] .aes-error-banner-icon{color:#f87171}.aes-error-banner-text{font-size:14px;color:var(--color-text-1);line-height:1.55}.aes-ecb-warn-badge{display:flex;align-items:center;gap:6px;padding:var(--spacing-2) var(--spacing-3);border-radius:var(--radius-md);background:#d977061a;border:1px solid rgb(217 119 6 / .3);font-size:13px;color:#b45309;font-weight:500;margin-bottom:var(--spacing-3)}[data-theme=dark] .aes-ecb-warn-badge{color:#fbbf24;background:#d9770626;border-color:#d9770666}.aes-cbc-callout{display:flex;align-items:flex-start;gap:var(--spacing-2);padding:var(--spacing-2) var(--spacing-3);border-radius:var(--radius-md);background:#3b82f612;border:1px solid rgb(59 130 246 / .2);font-size:12px;color:var(--color-text-2);margin-bottom:var(--spacing-3);line-height:1.5}.aes-action-row{display:flex;align-items:center;gap:var(--spacing-3);flex-wrap:wrap;margin-top:var(--spacing-5);padding-top:var(--spacing-4);border-top:1px solid var(--color-border)}.aes-action-spacer{flex:1}.aes-load-example-btn{background:none;border:none;cursor:pointer;font-size:13px;color:var(--color-accent);text-decoration:underline;text-underline-offset:2px;padding:4px 0;min-height:44px;display:inline-flex;align-items:center}.aes-load-example-btn:hover{opacity:.8}.aes-result{padding:var(--spacing-5);border:1px solid var(--color-border);border-radius:var(--radius-xl);background:var(--color-bg-2);animation:aes-fade-up .2s ease both;outline:none}[data-theme=dark] .aes-result{background:var(--color-bg-3)}@keyframes aes-fade-up{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.aes-result{animation:none}.aes-toast{transition:opacity .01ms}}.aes-result-header{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-3);flex-wrap:wrap;margin-bottom:var(--spacing-4)}.aes-result-title{font-size:15px;font-weight:600;color:var(--color-text-1)}.aes-result-fields{display:flex;flex-direction:column;gap:var(--spacing-3)}.aes-result-field-label{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-2);font-size:11px;font-weight:600;color:var(--color-text-2);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--spacing-1)}.aes-result-value{padding:var(--spacing-3);background:var(--color-code-bg);border:1px solid var(--color-border);border-radius:var(--radius-md);font-family:var(--font-mono);font-size:13px;color:var(--color-code-text);word-break:break-all;overflow-wrap:anywhere;user-select:all;line-height:1.55}.aes-decrypt-success-note{display:flex;align-items:center;gap:6px;margin-top:var(--spacing-2);font-size:12px;color:#16a34a;font-weight:500}[data-theme=dark] .aes-decrypt-success-note{color:#4ade80}.aes-toast{position:fixed;bottom:32px;left:50%;transform:translate(-50%) translateY(16px);background:#1f2937;color:#f9fafb;padding:10px 20px;border-radius:var(--radius-lg);font-size:14px;font-weight:500;z-index:1000;opacity:0;transition:opacity .2s ease,transform .2s ease;pointer-events:none;white-space:nowrap}.aes-toast--visible{opacity:1;transform:translate(-50%) translateY(0)}.aes-callout{padding:var(--spacing-3) var(--spacing-4);border-radius:var(--radius-lg);background:var(--color-accent-bg, rgb(14 165 233 / .07));border:1px solid rgb(14 165 233 / .18);margin-bottom:var(--spacing-3)}.aes-callout-header{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-2)}.aes-callout-title{font-size:13px;font-weight:600;color:var(--color-text-1)}.aes-callout-dismiss{background:none;border:none;cursor:pointer;font-size:11px;color:var(--color-text-3);padding:2px 6px;border-radius:var(--radius-sm);min-height:28px}.aes-callout-dismiss:hover{color:var(--color-text-2)}.aes-callout-body{font-size:13px;color:var(--color-text-2);line-height:1.6;margin-top:var(--spacing-2)}.aes-trust-note{display:flex;align-items:center;gap:var(--spacing-2);padding:var(--spacing-2) var(--spacing-3);border-radius:var(--radius-md);background:#16a34a14;font-size:12px;color:#16a34a;font-weight:500;margin-top:var(--spacing-4)}[data-theme=dark] .aes-trust-note{color:#4ade80}.aes-no-webcrypto{padding:var(--spacing-6);text-align:center;border:1px solid var(--color-border);border-radius:var(--radius-xl);background:var(--color-bg-2)}.aes-no-webcrypto-title{font-size:16px;font-weight:600;color:var(--color-text-1);margin-bottom:var(--spacing-2)}.aes-no-webcrypto-text{font-size:14px;color:var(--color-text-2)}@media(max-width:480px){.aes-pbkdf2-row{flex-direction:column}.aes-action-row{flex-wrap:wrap}}@media(max-width:520px){.aes-option-group .tool-option{flex:1 1 auto}.aes-pbkdf2-row{flex-direction:column}}