/* RESET & BASE STYLES */
:root {
    --bg-primary: #0a0f1d;
    --bg-secondary: #131a30;
    --bg-tertiary: #1b2443;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #06b6d4;          /* Cyan */
    --accent-emerald: #10b981;  /* Emerald Green */
    --accent-glow: rgba(6, 182, 212, 0.15);
    
    --severity-routine: #3b82f6;   /* Blue */
    --severity-urgent: #f59e0b;    /* Amber */
    --severity-critical: #ef4444;  /* Red */
    
    --border-color: rgba(255, 255, 255, 0.06);
    --border-focus: rgba(6, 182, 212, 0.5);
    --font-sans: 'Plus Jakarta Sans', 'Outfit', system-ui, -apple-system, sans-serif;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-glow: 0 0 20px 0 rgba(6, 182, 212, 0.25);
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    padding: 1.5rem;
}

/* APP CONTAINER */
.app-container {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* HEADER */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.75rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-icon {
    font-size: 2.25rem;
    color: var(--accent);
    filter: drop-shadow(0 0 8px rgba(6, 182, 212, 0.6));
    animation: heartPulse 2.5s infinite ease-in-out;
}

.title-meta h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--text-primary);
}

.title-meta .subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.monitoring-control-top {
    display: flex;
    gap: 0.75rem;
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.75rem 1.25rem;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.btn-primary {
    background-color: var(--accent);
    color: #020617;
}

.btn-primary:hover {
    background-color: #22d3ee;
    transform: translateY(-1px);
}

.btn-glow {
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
}

.btn-glow:hover {
    box-shadow: 0 0 25px rgba(6, 182, 212, 0.55);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background-color: #26335e;
    border-color: rgba(255, 255, 255, 0.15);
}

.btn-danger {
    background-color: var(--severity-critical);
    color: white;
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background-color: #f87171;
    box-shadow: 0 0 25px rgba(239, 68, 68, 0.55);
}

.btn-small {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    border-radius: 6px;
}

.w-100 {
    width: 100%;
}

.hidden {
    display: none !important;
}

/* DISCLAIMER BANNER */
.disclaimer-banner {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    background: rgba(245, 158, 11, 0.06);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: 12px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.disclaimer-banner i {
    color: var(--severity-urgent);
    font-size: 1.125rem;
    flex-shrink: 0;
}

/* DASHBOARD GRID */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 1280px) {
    .dashboard-grid {
        grid-template-columns: 1fr 1fr;
    }
    .col-span-2 {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    .col-span-2 {
        grid-column: span 1;
    }
    .app-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    .monitoring-control-top {
        width: 100%;
    }
    .monitoring-control-top button {
        flex: 1;
    }
}

.dash-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.col-span-2 {
    grid-column: span 2;
}

/* CARDS */
.card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-header h2 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.justify-between {
    justify-content: space-between;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.text-accent {
    color: var(--accent);
}

.text-trugen {
    color: #a855f7; /* Purple */
}

/* FORMS */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.form-group label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.form-group input {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.25);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.reminder-input-wrapper {
    display: flex;
    gap: 0.75rem;
}

.reminder-input-wrapper input {
    flex: 1;
}

/* WEBCAM PANEL */
.video-card {
    position: relative;
    padding: 0;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background-color: #000;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.video-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

#webcam {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scaleX(-1); /* Mirror view for natural interaction */
}

.video-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: var(--text-muted);
    text-align: center;
    padding: 2rem;
}

.placeholder-icon {
    font-size: 3rem;
    color: var(--text-muted);
}

.sub-placeholder-text {
    font-size: 0.875rem;
    max-width: 320px;
}

.video-overlay-header {
    position: absolute;
    top: 1rem;
    left: 1rem;
    right: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
}

.stream-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    padding: 0.5rem 0.875rem;
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.75rem;
    font-weight: 600;
}

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

.status-indicator-dot.active {
    background-color: var(--accent-emerald);
    box-shadow: 0 0 8px var(--accent-emerald);
    animation: flash 1.5s infinite;
}

.status-indicator-dot.inactive {
    background-color: var(--text-muted);
}

.status-indicator-dot.alert {
    background-color: var(--severity-critical);
    box-shadow: 0 0 8px var(--severity-critical);
    animation: flash 0.5s infinite;
}

.live-tag {
    background-color: var(--severity-critical);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.625rem;
    border-radius: 4px;
    letter-spacing: 0.05em;
    animation: pulse 1.5s infinite;
}

.safety-badge {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.875rem;
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    letter-spacing: 0.05em;
    z-index: 10;
}

.safety-badge.safe {
    background: rgba(16, 185, 129, 0.85);
    color: #ffffff;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

.safety-badge.attention {
    background: rgba(245, 158, 11, 0.85);
    color: #ffffff;
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
    animation: pulse 1.5s infinite;
}

.safety-badge.emergency {
    background: rgba(239, 68, 68, 0.85);
    color: #ffffff;
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.5);
    animation: pulse 0.8s infinite;
}

/* Alert banner within feed */
.live-alert-banner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    padding: 1.5rem;
    background: rgba(239, 68, 68, 0.9);
    border: 2px solid #ffffff;
    border-radius: 12px;
    color: white;
    text-align: center;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
    z-index: 20;
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: 0.05em;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    animation: bannerPop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.live-alert-banner .pulse-icon {
    font-size: 2.5rem;
    animation: flash 0.6s infinite;
}

/* COMPANION CARD */
.companion-layout {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.companion-avatar {
    flex-shrink: 0;
}

.avatar-ring {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), #a855f7);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.4);
    animation: rotateRing 8s linear infinite;
}

.avatar-ring i {
    font-size: 1.5rem;
    color: #ffffff;
    transform: rotate(0deg);
    animation: counterRotateRing 8s linear infinite;
}

.companion-body {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.companion-body h3 {
    font-size: 1rem;
    font-weight: 600;
}

.companion-placeholder {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
}

.companion-metrics {
    display: flex;
    gap: 1rem;
    margin-top: 0.25rem;
}

.companion-metrics .metric {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* DEMO SAFETY TRIGGERS */
.trigger-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
}

@media (max-width: 480px) {
    .trigger-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.btn-trigger {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem 0.5rem;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-trigger i {
    font-size: 1.5rem;
    transition: var(--transition);
}

.btn-trigger span {
    font-size: 0.75rem;
    font-weight: 600;
    text-align: center;
}

.btn-trigger:hover {
    background-color: #232d53;
    transform: translateY(-2px);
}

.trigger-fall:hover {
    border-color: var(--severity-critical);
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.25);
}
.trigger-fall:hover i { color: var(--severity-critical); }

.trigger-risky:hover {
    border-color: var(--severity-urgent);
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.25);
}
.trigger-risky:hover i { color: var(--severity-urgent); }

.trigger-exit:hover {
    border-color: var(--severity-urgent);
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.25);
}
.trigger-exit:hover i { color: var(--severity-urgent); }

.trigger-medicine:hover {
    border-color: var(--severity-routine);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.25);
}
.trigger-medicine:hover i { color: var(--severity-routine); }

.trigger-voice:hover {
    border-color: var(--severity-urgent);
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.25);
}
.trigger-voice:hover i { color: var(--severity-urgent); }

.trigger-emergency:hover {
    border-color: var(--severity-critical);
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.35);
}
.trigger-emergency:hover i { color: var(--severity-critical); }

/* TRUGEN SECTION */
.trugen-info {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.code-block {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem;
    font-family: monospace;
    display: flex;
    gap: 0.5rem;
    align-items: center;
    font-size: 0.8rem;
}

.code-block .method {
    color: #a855f7;
    font-weight: 700;
}

.code-block .url {
    color: var(--text-primary);
}

.description-small {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ALERTS LOG TIMELINE */
.timeline-card {
    height: 100%;
    max-height: 700px;
}

.timeline-badge {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.625rem;
    border-radius: 12px;
}

.timeline-container {
    overflow-y: auto;
    flex: 1;
    min-height: 300px;
    padding-right: 0.25rem;
}

.timeline-container::-webkit-scrollbar {
    width: 6px;
}
.timeline-container::-webkit-scrollbar-track {
    background: transparent;
}
.timeline-container::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.timeline-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    height: 100%;
    gap: 0.75rem;
    text-align: center;
    padding: 2rem 1rem;
}

.timeline-placeholder i {
    font-size: 2.5rem;
}

/* Timeline Layout */
.timeline {
    position: relative;
    padding-left: 1.5rem;
    border-left: 2px solid var(--bg-tertiary);
    margin-left: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.timeline-item {
    position: relative;
}

.timeline-marker {
    position: absolute;
    left: calc(-1.5rem - 6px);
    top: 4px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--text-muted);
    border: 2px solid var(--bg-secondary);
}

.timeline-item.routine .timeline-marker { background-color: var(--severity-routine); box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2); }
.timeline-item.urgent .timeline-marker { background-color: var(--severity-urgent); box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2); }
.timeline-item.critical .timeline-marker { background-color: var(--severity-critical); box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2); }

.timeline-content {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 0.875rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    transition: var(--transition);
}

.timeline-content:hover {
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateX(2px);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.timeline-title {
    font-size: 0.875rem;
    font-weight: 700;
}

.timeline-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.timeline-body {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.severity-pill {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    letter-spacing: 0.05em;
}

.timeline-item.routine .severity-pill { background-color: rgba(59, 130, 246, 0.15); color: #93c5fd; }
.timeline-item.urgent .severity-pill { background-color: rgba(245, 158, 11, 0.15); color: #fde047; }
.timeline-item.critical .severity-pill { background-color: rgba(239, 68, 68, 0.15); color: #fca5a5; }

/* MODAL BACKGROUND */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(2, 6, 23, 0.85);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    animation: fadeIn 0.25s ease-out;
}

.modal-content {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    width: 90%;
    max-width: 500px;
    padding: 2rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    animation: scaleUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
}

.pulse-call-ring {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: var(--severity-critical);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.25rem;
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.4);
    animation: phonePulse 1.2s infinite ease-in-out;
}

.modal-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--severity-critical);
}

.modal-body {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.modal-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: center;
}

.call-details-box {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
}

.detail-label {
    color: var(--text-muted);
}

.alert-msg-preview {
    font-style: italic;
    color: var(--text-secondary);
    max-width: 60%;
    text-align: right;
    word-break: break-word;
}

.modal-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-emerald);
    border-radius: 50%;
    animation: flash 1s infinite;
}

/* KEYFRAMES */
@keyframes heartPulse {
    0% { transform: scale(1); filter: drop-shadow(0 0 8px rgba(6, 182, 212, 0.4)); }
    50% { transform: scale(1.08); filter: drop-shadow(0 0 16px rgba(6, 182, 212, 0.8)); }
    100% { transform: scale(1); filter: drop-shadow(0 0 8px rgba(6, 182, 212, 0.4)); }
}

@keyframes flash {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

@keyframes pulse {
    0% { opacity: 0.7; }
    50% { opacity: 1; box-shadow: 0 0 20px rgba(239, 68, 68, 0.4); }
    100% { opacity: 0.7; }
}

@keyframes bannerPop {
    0% { transform: translate(-50%, -50%) scale(0.8); opacity: 0; }
    100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
}

@keyframes phonePulse {
    0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
    70% { box-shadow: 0 0 0 25px rgba(239, 68, 68, 0); }
    100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

@keyframes rotateRing {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes counterRotateRing {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(-360deg); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scaleUp {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}