/**
 * Ultron - Futuristic Design CSS
 * Versão 9: Feedback de gravação e melhorias visuais
 */

:root {
    --ultron-bg: #0a0a0c;
    --ultron-primary: #ff4e42;
    --ultron-primary-glow: rgba(255, 78, 66, 0.5);
    --ultron-text: #e0e0e0;
    --ultron-border: rgba(255, 78, 66, 0.3);
    --ultron-glass: rgba(20, 20, 25, 0.7);
}

.ultron-futuristic-wrapper {
    position: relative;
    background: var(--ultron-bg);
    color: var(--ultron-text);
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--ultron-border);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    transition: border-color 0.3s ease;
}

.ultron-futuristic-wrapper.recording-active {
    border-color: var(--ultron-primary);
    box-shadow: 0 0 30px var(--ultron-primary-glow);
}

/* Background Grid */
.ultron-grid-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: 
        linear-gradient(var(--ultron-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--ultron-border) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.1;
    pointer-events: none;
    z-index: 1;
}

.ultron-particles {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* Scanner Line */
.ultron-scanner-frame {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    pointer-events: none;
    z-index: 2;
    overflow: hidden;
}

.ultron-scanner-line {
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100px;
    background: linear-gradient(to bottom, transparent, var(--ultron-primary-glow), transparent);
    opacity: 0.3;
    animation: scan 8s linear infinite;
}

@keyframes scan {
    0% { top: -100%; }
    100% { top: 100%; }
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Header */
.ultron-f-header {
    background: rgba(255, 78, 66, 0.05);
    padding: 10px 20px;
    border-bottom: 1px solid var(--ultron-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 3;
    backdrop-filter: blur(5px);
}

.ultron-f-header .title {
    font-weight: bold;
    letter-spacing: 2px;
    color: var(--ultron-primary);
    text-shadow: 0 0 10px var(--ultron-primary-glow);
}

.ultron-f-header .status {
    font-size: 10px;
    color: var(--ultron-border);
    text-transform: uppercase;
}

/* Messages */
.ultron-f-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 15px;
    scrollbar-width: thin;
    scrollbar-color: var(--ultron-primary) transparent;
}

.ultron-f-messages::-webkit-scrollbar { width: 4px; }
.ultron-f-messages::-webkit-scrollbar-thumb { background: var(--ultron-primary); }

.ultron-f-message {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 4px;
    position: relative;
    line-height: 1.5;
    animation: msgIn 0.3s ease-out;
}

@keyframes msgIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.ultron-f-message.bot {
    align-self: flex-start;
    background: var(--ultron-glass);
    border-left: 3px solid var(--ultron-primary);
    border-top-right-radius: 15px;
    border-bottom-right-radius: 15px;
    box-shadow: -5px 5px 15px rgba(0,0,0,0.3);
}

.ultron-f-message.user {
    align-self: flex-end;
    background: rgba(255, 78, 66, 0.1);
    border-right: 3px solid var(--ultron-primary);
    border-top-left-radius: 15px;
    border-bottom-left-radius: 15px;
    text-align: right;
    box-shadow: 5px 5px 15px rgba(0,0,0,0.3);
}

/* Input Area */
.ultron-f-input-area {
    padding: 20px;
    background: var(--ultron-glass);
    border-top: 1px solid var(--ultron-border);
    z-index: 3;
    backdrop-filter: blur(10px);
}

.ultron-f-typing {
    font-size: 10px;
    color: var(--ultron-primary);
    margin-bottom: 10px;
    display: none;
    letter-spacing: 1px;
}

.ultron-f-input-wrapper {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    background: rgba(255, 255, 255, 0.03);
    padding: 10px;
    border: 1px solid var(--ultron-border);
    border-radius: 4px;
}

.ultron-f-input {
    flex: 1;
    background: transparent;
    border: none;
    color: white;
    padding: 5px;
    resize: none;
    outline: none;
    font-size: 14px;
    max-height: 120px;
}

.ultron-f-btn {
    background: transparent;
    border: 1px solid var(--ultron-border);
    color: var(--ultron-text);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    border-radius: 4px;
}

.ultron-f-btn:hover {
    background: var(--ultron-primary);
    color: white;
    box-shadow: 0 0 10px var(--ultron-primary-glow);
}

/* Waveform */
.ultron-f-waveform {
    height: 40px;
    margin-bottom: 10px;
    display: none;
    border: 1px solid var(--ultron-border);
    background: rgba(0,0,0,0.3);
}

/* File Preview */
.ultron-file-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.ultron-file-item {
    position: relative;
    border: 1px solid var(--ultron-primary);
    border-radius: 4px;
    overflow: visible;
}

.ultron-file-item.uploading {
    padding: 10px;
    font-size: 10px;
    color: var(--ultron-primary);
    animation: blink 1s infinite;
}

/* Mobile Adjustments */
@media (max-width: 600px) {
    .ultron-f-message { max-width: 90%; }
    .ultron-f-header .status { display: none; }
}