/* ===================================================================
   1. GLOBAL VARIABLES & RESET
   ================================================================= */
:root {
    --bg-deep-dark: #0a192f;
    --bg-medium-dark: #172a46;
    --bg-light-dark: #2c3e50;
    --text-bright: #ccd6f6;
    --text-normal: #bdc3c7;
    --text-muted: #8892b0;
    --accent-primary: #64ffda;
    --accent-primary-darker: #52d3b4;
    --accent-primary-text: #0a192f;
    --border-color: #304a6e;
    --success-color: #2ecc71;
    --card-shadow: 0 10px 30px -15px rgba(2, 12, 27, 0.7);
    --theme-transition: background-color 0.3s ease, color 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-deep-dark);
    color: var(--text-normal);
    line-height: 1.6;
    font-size: 16px;
    background-image: linear-gradient(rgba(10, 25, 47, 0.9), rgba(10, 25, 47, 0.9)),
                      url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="40" height="40" viewBox="0 0 40 40"><path fill="%23172a46" fill-opacity="0.3" d="M0 0 H40 V40 H0 Z M20 0 V40 M0 20 H40"></path></svg>');
    background-size: 40px 40px;
}

a { text-decoration: none; color: inherit; }

/* ===================================================================
   2. HEADER & NAVIGATION (Responsive)
   ================================================================= */
header {
    background-color: rgba(10, 25, 47, 0.95);
    padding: 1rem 5%;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-primary);
    letter-spacing: 1px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
}

nav a {
    color: var(--text-normal);
    font-weight: 500;
    transition: color 0.3s;
    padding: 0.5rem 0;
    font-size: 0.95rem;
}

nav a:hover, nav a.active {
    color: var(--accent-primary);
    border-bottom: 2px solid var(--accent-primary);
}

/* ===================================================================
   3. MAIN LAYOUT
   ================================================================= */
main {
    max-width: 1100px;
    margin: 2rem auto;
    padding: 0 5%;
}

.card {
    background-color: var(--bg-medium-dark);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease;
}

.card h3 {
    color: var(--accent-primary);
    margin-top: 0;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    font-size: 1.2rem;
    flex-wrap: wrap; /* Allows live indicator to wrap if needed */
}

.card h3 i {
    margin-right: 0.75rem;
}

/* Live Indicator (Green Bolt) */
.live-indicator {
    font-size: 0.8rem;
    color: var(--success-color);
    margin-left: auto; /* Pushes to the right */
    background: rgba(46, 204, 113, 0.1);
    padding: 2px 8px;
    border-radius: 12px;
    border: 1px solid var(--success-color);
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.card-content {
    color: var(--text-bright);
    min-height: 60px;
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===================================================================
   4. INSIGHT GRID (Diagnosis & Questions)
   ================================================================= */
.insight-grid {
    display: grid;
    grid-template-columns: 1fr 1fr; /* Two equal columns */
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

/* Text styling for LLM output */
#diagnosisOutput strong, #questionsOutput strong {
    color: var(--accent-primary);
    font-weight: 600;
}

/* ===================================================================
   5. CONVERSATION LOG
   ================================================================= */
.conversation-log {
    height: 350px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    background-color: var(--bg-deep-dark); /* Darker inner well */
    scroll-behavior: smooth;
}

.log-entry {
    margin-bottom: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    line-height: 1.5;
    font-size: 0.95rem;
    word-wrap: break-word; /* Prevent long words breaking layout */
}

.log-entry.patient {
    background-color: var(--bg-light-dark);
    border-left: 3px solid var(--accent-primary);
    color: var(--text-bright);
}

.log-entry strong {
    color: var(--accent-primary);
    font-size: 0.85rem;
    display: block;
    margin-bottom: 0.25rem;
}

/* Scrollbar styling */
.conversation-log::-webkit-scrollbar {
    width: 8px;
}
.conversation-log::-webkit-scrollbar-track {
    background: var(--bg-deep-dark);
}
.conversation-log::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

/* ===================================================================
   6. CONTROLS AREA
   ================================================================= */
.controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    background-color: var(--bg-light-dark);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
}

#micStatus {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: var(--text-muted);
    transition: background-color 0.3s ease;
}

#micStatus.active {
    background-color: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-primary);
}

/* Pulse Animation */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(100, 255, 218, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(100, 255, 218, 0); }
    100% { box-shadow: 0 0 0 0 rgba(100, 255, 218, 0); }
}

#statusText {
    color: var(--text-bright);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-group {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-width: 100px;
}

.btn-restart {
    background-color: var(--accent-primary);
    color: var(--accent-primary-text);
}

.btn-restart:hover {
    background-color: var(--accent-primary-darker);
    transform: translateY(-2px);
}

.btn-finish {
    background-color: transparent;
    color: #ff5555; /* Red warning color for stop */
    border: 1px solid #ff5555;
}

.btn-finish:hover {
    background-color: #ff5555;
    color: white;
}

/* ===================================================================
   7. RESPONSIVE MEDIA QUERIES
   ================================================================= */

/* Tablets and Mobile Devices */
@media (max-width: 900px) {
    /* Collapse the side-by-side grid */
    .insight-grid {
        grid-template-columns: 1fr;
    }
}

/* Mobile Phones specifically */
@media (max-width: 768px) {
    header {
        padding: 1rem;
    }

    nav {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    nav a {
        font-size: 0.9rem;
    }

    main {
        padding: 0 1rem;
    }

    .card {
        padding: 1.25rem;
    }

    /* Stack controls vertically on mobile */
    .controls {
        flex-direction: column;
        align-items: stretch; /* Make children full width */
        gap: 1.25rem;
    }

    .status-indicator {
        justify-content: center;
        padding-bottom: 0.5rem;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    .btn-group {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%; /* Full width buttons for easy tapping */
        padding: 1rem; /* Larger touch target */
    }
    
    .live-indicator {
        margin-left: 0;
        margin-top: 5px;
        width: 100%; /* Optional: make it block level */
    }
}