/* CSS styling for Pinocchio AIoT Companion Page (Warm & Comforting Style) */
:root {
    --bg-cream: #FFFDF9;
    --card-bg: #FFF8EE;
    --text-dark: #451A03;
    --text-muted: #78350F;
    --accent-amber: #D97706;
    --accent-gold: #F59E0B;
    --accent-light-amber: #FEF3C7;
    --border-warm: #FDE68A;
    --online-green: #10B981;
    --offline-red: #EF4444;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-cream);
    color: var(--text-dark);
    line-height: 1.6;
    padding: 20px 10px;
    display: flex;
    justify-content: center;
}

.app-container {
    width: 100%;
    max-width: 500px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Header Styling */
.app-header {
    text-align: center;
    padding: 15px 0 5px 0;
}

.logo-area {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.logo-area h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
}

.magic-sparkle {
    font-size: 26px;
    animation: floating 3s ease-in-out infinite;
}

.subtitle {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 400;
    margin-top: 4px;
}

/* Card Styling */
.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-warm);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(120, 53, 15, 0.04);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    box-shadow: 0 6px 16px rgba(120, 53, 15, 0.08);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.card-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
}

.toggle-icon {
    font-size: 12px;
    color: var(--text-muted);
    transition: transform 0.3s;
}

.card-body {
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* Form Elements */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.input-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
}

.input-group input {
    padding: 12px;
    border: 1px solid var(--border-warm);
    border-radius: 8px;
    background-color: #FFFFFF;
    color: var(--text-dark);
    font-family: inherit;
    font-size: 14px;
    outline: none;
}

.input-group input:focus {
    border-color: var(--accent-amber);
    box-shadow: 0 0 0 2px var(--accent-light-amber);
}

.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.2s, opacity 0.2s;
    font-family: inherit;
    text-align: center;
}

.btn-secondary {
    background-color: var(--accent-light-amber);
    color: var(--text-dark);
}

.btn-secondary:hover {
    background-color: #FDE68A;
}

.btn-small {
    padding: 6px 12px;
    font-size: 11px;
    background-color: var(--accent-light-amber);
    color: var(--text-dark);
    border-radius: 6px;
}

/* Status Indicator */
.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 500;
}

.status-indicator .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-indicator.online {
    color: var(--online-green);
}
.status-indicator.online .dot {
    background-color: var(--online-green);
    box-shadow: 0 0 8px var(--online-green);
}

.status-indicator.offline {
    color: var(--offline-red);
}
.status-indicator.offline .dot {
    background-color: var(--offline-red);
}

/* Main Control Area & Mic Button */
.main-control {
    display: flex;
    flex-direction: column;
}

.mic-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px 0;
    gap: 15px;
}

.mic-btn {
    position: relative;
    width: 110px;
    height: 110px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(217, 119, 6, 0.3);
    outline: none;
}

.mic-icon {
    font-size: 42px;
    z-index: 5;
    transition: transform 0.2s;
}

.mic-btn:active .mic-icon {
    transform: scale(0.9);
}

/* Pulsing waves when active */
.pulse-ring, .pulse-ring-2 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: var(--accent-gold);
    opacity: 0;
    z-index: 1;
}

.listening .pulse-ring {
    animation: pulsing 2s cubic-bezier(0.24, 0, 0.38, 1) infinite;
}

.listening .pulse-ring-2 {
    animation: pulsing 2s cubic-bezier(0.24, 0, 0.38, 1) infinite;
    animation-delay: 1s;
}

.listening-label {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-muted);
}

.listening .listening-label {
    color: var(--accent-amber);
}

/* Speech Logs Display */
.speech-status {
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.status-box {
    background-color: #FFFFFF;
    border: 1px solid var(--border-warm);
    border-radius: 10px;
    padding: 15px;
}

.status-label {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: 6px;
}

.status-content {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-dark);
}

.placeholder-text {
    color: #A1A1AA;
    font-style: italic;
    font-weight: 400;
}

/* Vision Card (Webcam view) */
.vision-container {
    position: relative;
    width: 100%;
    aspect-ratio: 4/3;
    background-color: #E4E4E7;
    border-radius: 12px;
    overflow: hidden;
    margin-top: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.webcam-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none; /* Shown dynamically via script */
}

.img-placeholder {
    font-size: 14px;
    color: #71717A;
    font-weight: 500;
}

/* Animations */
@keyframes pulsing {
    0% {
        transform: scale(1);
        opacity: 0.6;
    }
    100% {
        transform: scale(1.6);
        opacity: 0;
    }
}

@keyframes floating {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

/* Collapsed class */
.collapsed .card-body {
    display: none;
}

.collapsed .toggle-icon {
    transform: rotate(-90deg);
}

.select-mode {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-warm);
    border-radius: 8px;
    background-color: #FFFFFF;
    color: var(--text-dark);
    font-family: inherit;
    font-size: 14px;
    outline: none;
    cursor: pointer;
}

.select-mode:focus {
    border-color: var(--accent-amber);
}

.status-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 5px;
}

/* Chat History Styles */
.chat-history-list {
    max-height: 250px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 10px 5px;
    margin-top: 15px;
    border-radius: 8px;
    background-color: rgba(254, 243, 199, 0.2); /* very light gold tint */
    border: 1px dashed var(--border-warm);
}

.chat-empty-state {
    text-align: center;
    color: #A1A1AA;
    font-style: italic;
    font-size: 13px;
    padding: 20px 0;
}

.chat-message {
    display: flex;
    flex-direction: column;
    max-width: 85%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.4;
    word-break: break-all;
}

.chat-message .msg-meta {
    font-size: 10px;
    font-weight: 700;
    margin-bottom: 4px;
    opacity: 0.8;
}

.message-user {
    align-self: flex-end;
    background-color: var(--accent-light-amber);
    color: var(--text-dark);
    border-bottom-right-radius: 2px;
    box-shadow: 0 2px 4px rgba(120, 53, 15, 0.05);
}

.message-user .msg-meta {
    color: var(--text-muted);
}

.message-ai {
    align-self: flex-start;
    background-color: #FFFFFF;
    color: var(--text-dark);
    border: 1px solid var(--border-warm);
    border-bottom-left-radius: 2px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.message-ai .msg-meta {
    color: var(--accent-amber);
}