/* static/css/farm.css */
/* 
 * Dashboard CSS for Harumiki Smart Farm
 * Modern and responsive design
 */

/* ========== CSS Variables ========== */
:root {
    /* Colors */
    --color-primary: #7380ec;
    --color-danger: #ff4c61;
    --color-success: #3cd278;
    --color-warning: #ffb74c;
    --color-info: #17a2b8;
    --color-dark: #1e1e2f;
    --color-light: #f4f4f8;
    --color-white: #ffffff;
    
    /* Sensor Colors */
    --color-ppfd: #ff9800;
    --color-lux: #ffeb3b;
    --color-uv: #9c27b0;
    --color-dli: #009688;
    --color-co2: #3f51b5;
    --color-pm25: #f497be;
    --color-temp: #4b1fc5;
    --color-humidity: #1fc5b7;
    --color-soil: #87aa44;
    --color-water: #413790;
    
    /* Layout */
    --card-radius: 1rem;
    --card-padding: 1.5rem;
    --section-spacing: 2rem;
    
    /* Shadows */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0,0,0,0.075);
    --shadow-md: 0 0.5rem 1rem rgba(0,0,0,0.15);
    --shadow-lg: 0 1rem 3rem rgba(0,0,0,0.175);
    
    /* Animations */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ========== Dashboard Container ========== */
.dashboard-container {
    padding: 1rem 0;
    animation: fadeIn 0.5s ease-out;
}

/* ========== Section Headers ========== */
.section-header {
    margin: var(--section-spacing) 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--color-light);
}

.section-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-dark);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-header i {
    color: var(--color-primary);
}

/* ========== Sensor Cards ========== */
.sensor-card {
    background: var(--color-white);
    border-radius: var(--card-radius);
    padding: var(--card-padding);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-medium);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.sensor-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.sensor-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-primary);
    transition: height var(--transition-fast);
}

.sensor-card:hover::before {
    height: 6px;
}

/* Sensor Types */
.sensor-card.ppfd::before { background: var(--color-ppfd); }
.sensor-card.lux::before { background: var(--color-lux); }
.sensor-card.uv::before { background: var(--color-uv); }
.sensor-card.dli::before { background: var(--color-dli); }
.sensor-card.co2::before { background: var(--color-co2); }
.sensor-card.pm25::before { background: var(--color-pm25); }
.sensor-card.temperature::before { background: var(--color-temp); }
.sensor-card.humidity::before { background: var(--color-humidity); }
.sensor-card.soil::before { background: var(--color-soil); }
.sensor-card.water::before { background: var(--color-water); }

/* Sensor Header */
.sensor-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.sensor-header i {
    font-size: 1.5rem;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--color-light);
    color: var(--color-primary);
}

.sensor-card.ppfd .sensor-header i { background: rgba(255, 152, 0, 0.1); color: var(--color-ppfd); }
.sensor-card.lux .sensor-header i { background: rgba(255, 235, 59, 0.1); color: var(--color-lux); }
.sensor-card.uv .sensor-header i { background: rgba(156, 39, 176, 0.1); color: var(--color-uv); }
.sensor-card.dli .sensor-header i { background: rgba(0, 150, 136, 0.1); color: var(--color-dli); }
.sensor-card.co2 .sensor-header i { background: rgba(63, 81, 181, 0.1); color: var(--color-co2); }
.sensor-card.pm25 .sensor-header i { background: rgba(244, 151, 190, 0.1); color: var(--color-pm25); }
.sensor-card.temperature .sensor-header i { background: rgba(75, 31, 197, 0.1); color: var(--color-temp); }
.sensor-card.humidity .sensor-header i { background: rgba(31, 197, 183, 0.1); color: var(--color-humidity); }
.sensor-card.soil .sensor-header i { background: rgba(135, 170, 68, 0.1); color: var(--color-soil); }
.sensor-card.water .sensor-header i { background: rgba(65, 55, 144, 0.1); color: var(--color-water); }

.sensor-header h5 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-dark);
}

/* Sensor Value */
.sensor-value {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin: 1.5rem 0;
    gap: 0.5rem;
}

.sensor-value .value {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-dark);
    line-height: 1;
}

.sensor-value .unit {
    font-size: 1rem;
    color: #666;
    font-weight: 500;
}

/* Sensor Status */
.sensor-status {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-light);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-success);
    animation: pulse 2s infinite;
}

.status-indicator.warning {
    background: var(--color-warning);
}

.status-indicator.danger {
    background: var(--color-danger);
}

.sensor-status small {
    color: #999;
    font-size: 0.85rem;
}

/* ========== NPK Boxes ========== */
.npk-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--color-light);
    border-radius: 0.75rem;
    transition: all var(--transition-fast);
}

.npk-box:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.npk-icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-white);
}

.npk-box.nitrogen .npk-icon { background: #ff9800; }
.npk-box.phosphorus .npk-icon { background: #4caf50; }
.npk-box.potassium .npk-icon { background: #2196f3; }
.npk-box.temperature .npk-icon { background: #9c27b0; }

.npk-info {
    display: flex;
    flex-direction: column;
}

.npk-name {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 0.25rem;
}

.npk-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
}

/* ========== Gauge Containers ========== */
.gauge-container {
    position: relative;
    text-align: center;
    padding: 1rem;
}

.gauge-container canvas {
    max-width: 200px;
    height: auto;
}

.gauge-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 1rem;
}

.gauge-title {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 0.25rem;
}

.gauge-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
}

/* ========== Responsive Design ========== */
@media (max-width: 768px) {
    .sensor-value .value {
        font-size: 2.5rem;
    }
    
    .npk-box {
        flex-direction: column;
        text-align: center;
    }
    
    .gauge-container canvas {
        max-width: 150px;
    }
}

@media (max-width: 576px) {
    .dashboard-container {
        padding: 0.5rem;
    }
    
    .sensor-card {
        padding: 1rem;
    }
    
    .sensor-value .value {
        font-size: 2rem;
    }
}

/* ========== Animations ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(60, 210, 120, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(60, 210, 120, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(60, 210, 120, 0);
    }
}

/* ========== Utility Classes ========== */
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }

.bg-success { background-color: var(--color-success); }
.bg-warning { background-color: var(--color-warning); }
.bg-danger { background-color: var(--color-danger); }

/* ========== Loading States ========== */
.sensor-card.loading {
    position: relative;
    overflow: hidden;
}

.sensor-card.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    to {
        left: 100%;
    }
}

/* ========== Skeleton Loading UI ========== */
/* Skeleton loading animation */
.skeleton-loading {
    position: relative;
    overflow: hidden;
}

.skeleton-loading div[class^="skeleton-"] {
    background: linear-gradient(
        90deg,
        #f0f0f0 25%,
        #e0e0e0 50%,
        #f0f0f0 75%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s infinite;
    border-radius: 4px;
}

@keyframes skeleton-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Skeleton element sizes */
.skeleton-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.skeleton-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
}

.skeleton-title {
    width: 100px;
    height: 20px;
    flex: 1;
}

.skeleton-value {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: 1.5rem 0;
}

.skeleton-number {
    width: 80px;
    height: 48px;
}

.skeleton-unit {
    width: 60px;
    height: 20px;
}

.skeleton-status {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-light);
}

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

.skeleton-text {
    width: 100px;
    height: 14px;
}

/* Loading spinner for sensor values */
.sensor-value .loading-spinner {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========== Phase D: Real-time Update Animations ========== */

/* Value changed pulse animation */
.sensor-card.value-changed {
    animation: cardPulse 1s ease-out;
}

@keyframes cardPulse {
    0% {
        box-shadow: var(--shadow-sm);
    }
    50% {
        box-shadow: 0 0 20px rgba(115, 128, 236, 0.4);
        transform: scale(1.02);
    }
    100% {
        box-shadow: var(--shadow-sm);
        transform: scale(1);
    }
}

/* Timestamp colors based on freshness */
.sensor-timestamp {
    font-size: 0.75rem;
    transition: color 0.3s ease;
}

.sensor-timestamp.text-success {
    color: var(--color-success) !important;
}

.sensor-timestamp.text-warning {
    color: var(--color-warning) !important;
}

.sensor-timestamp.text-danger {
    color: var(--color-danger) !important;
}

/* Fade transition for value updates */
.sensor-value .value {
    transition: opacity 0.3s ease;
}

/* Polling error notification */
#polling-error-notification {
    animation: slideDown 0.3s ease-out;
    max-width: 600px;
}

@keyframes slideDown {
    from {
        transform: translate(-50%, -100%);
        opacity: 0;
    }
    to {
        transform: translate(-50%, 0);
        opacity: 1;
    }
}