/* ==============================================================================
   Poultry Hatcher Monitor - Industrial Admin Theme (Clean, No AI Clutter)
   ============================================================================== */

:root {
    --bg-base: #090d16;
    --bg-surface: #0f172a;
    --bg-card: #1e293b;
    --bg-card-hover: #243248;
    --border-color: #334155;
    --border-subtle: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-success: #10b981;
    --color-success-bg: rgba(16, 185, 129, 0.12);
    --color-warning: #f59e0b;
    --color-warning-bg: rgba(245, 158, 11, 0.12);
    --color-danger: #ef4444;
    --color-danger-bg: rgba(239, 68, 68, 0.15);
    
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "JetBrains Mono", monospace;
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
}

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

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Authentication Screen */
.auth-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
}

.auth-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 420px;
    padding: 36px 32px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    text-align: center;
}

.auth-card h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.auth-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

/* App Header */
.app-header {
    height: 56px;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.brand {
    font-weight: 700;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.brand-badge {
    background: #1e3a8a;
    color: #93c5fd;
    font-size: 10px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.farm-select-wrapper {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 4px 10px;
}

.farm-select-wrapper select {
    background: transparent;
    color: var(--text-primary);
    border: none;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    outline: none;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.dot-pulse {
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--color-success);
}

.user-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    border-radius: var(--radius-md);
    font-size: 12px;
    color: var(--text-secondary);
}

/* App Layout */
.app-container {
    display: flex;
    flex: 1;
    min-height: calc(100vh - 56px);
}

/* Sidebar */
.app-sidebar {
    width: 220px;
    background: var(--bg-surface);
    border-right: 1px solid var(--border-color);
    padding: 16px 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex-shrink: 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
}

.nav-item:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--color-primary);
    color: #ffffff;
}

.nav-item .icon {
    font-size: 15px;
    width: 18px;
    text-align: center;
}

/* Main Content Area */
.app-main {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    background: var(--bg-base);
}

/* Banner Alert */
.excursion-banner {
    background: var(--color-danger-bg);
    border: 1px solid var(--color-danger);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.banner-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.banner-title {
    font-weight: 600;
    color: #fca5a5;
    font-size: 13px;
}

.banner-desc {
    color: var(--text-primary);
    font-size: 13px;
    font-family: var(--font-mono);
}

/* Hatcher Cards Grid */
.hatchers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.hatcher-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 16px;
    transition: transform 0.15s ease, border-color 0.15s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.hatcher-card:hover {
    border-color: #475569;
    transform: translateY(-2px);
}

.hatcher-card.status-out-of-range {
    border-color: var(--color-danger);
    background: linear-gradient(180deg, rgba(239, 68, 68, 0.08) 0%, var(--bg-card) 100%);
}

.card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.hatcher-name {
    font-weight: 600;
    font-size: 15px;
    color: var(--text-primary);
}

.badge {
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-family: var(--font-mono);
}

.badge-online { background: var(--color-success-bg); color: var(--color-success); border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-out-of-range { background: var(--color-danger-bg); color: var(--color-danger); border: 1px solid rgba(239, 68, 68, 0.3); }
.badge-delayed { background: var(--color-warning-bg); color: var(--color-warning); border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-offline { background: #1e293b; color: var(--text-muted); border: 1px solid #334155; }
.badge-disabled { background: #1e293b; color: #94a3b8; border: 1px solid #475569; }
.hatcher-card.card-disabled { opacity: 0.65; border-style: dashed; }

.readings-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 14px;
}

.reading-box {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 10px 12px;
}

.reading-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 4px;
}

.reading-val {
    font-size: 1.4rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.reading-val.text-danger { color: var(--color-danger); }
.reading-val.text-warning { color: var(--color-warning); }

.reading-raw {
    font-size: 10px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-top: 2px;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
}

.batch-tag {
    font-weight: 500;
    color: #38bdf8;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    border: 1px solid transparent;
}

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

.btn-primary:hover {
    background: var(--color-primary-hover);
}

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

.btn-secondary:hover {
    background: #334155;
}

.btn-success {
    background: var(--color-success);
    color: #ffffff;
}

.btn-success:hover {
    background: #059669;
}

.btn-danger {
    background: var(--color-danger);
    color: #ffffff;
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-sm {
    padding: 4px 8px;
    font-size: 11px;
}

/* Tables */
.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 24px;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 13px;
}

th {
    background: var(--bg-surface);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.mono {
    font-family: var(--font-mono);
}

/* Flasher Component */
.flasher-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    max-width: 760px;
    margin: 0 auto;
}

.flasher-type-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 24px;
}

.type-btn {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px;
    text-align: center;
    cursor: pointer;
    transition: all 0.15s ease;
}

.type-btn.active {
    border-color: var(--color-primary);
    background: rgba(37, 99, 235, 0.1);
}

.type-btn h3 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.type-btn p {
    font-size: 11px;
    color: var(--text-muted);
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 8px 12px;
    color: var(--text-primary);
    font-size: 13px;
    outline: none;
    transition: border-color 0.15s ease;
}

.form-control:focus {
    border-color: var(--color-primary);
}

.terminal-console {
    background: #020617;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: #38bdf8;
    height: 180px;
    overflow-y: auto;
    margin-top: 16px;
    white-space: pre-wrap;
}

/* Circular Hatcher Selector Badges */
.hatcher-circles-row {
    display: flex;
    gap: 10px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.hatcher-circle {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    background: var(--bg-surface);
    color: var(--text-secondary);
    font-weight: 700;
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.15s ease;
    user-select: none;
}

.hatcher-circle.selected {
    background: var(--color-success);
    border-color: var(--color-success);
    color: #ffffff;
}

.hatcher-circle.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    background: #1e293b;
    border-color: #334155;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    padding: 20px;
}

.modal-content {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 520px;
    padding: 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.modal-title {
    font-size: 16px;
    font-weight: 700;
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 18px;
    cursor: pointer;
}

.close-btn:hover {
    color: var(--text-primary);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 24px;
}

/* ==============================================================================
   Light Theme (White & Clean Industrial Palette)
   ============================================================================== */
body.theme-light {
    --bg-base: #f8fafc;
    --bg-surface: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f1f5f9;
    --border-color: #e2e8f0;
    --border-subtle: #cbd5e1;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-success: #10b981;
    --color-success-bg: rgba(16, 185, 129, 0.12);
    --color-warning: #d97706;
    --color-warning-bg: rgba(217, 119, 6, 0.12);
    --color-danger: #dc2626;
    --color-danger-bg: rgba(220, 38, 38, 0.12);
}

body.theme-light .auth-card {
    background: #ffffff;
    border-color: #e2e8f0;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.06);
}

body.theme-light .btn-secondary {
    background: #f8fafc;
    border-color: #cbd5e1;
    color: #1e293b;
}

body.theme-light .btn-secondary:hover {
    background: #e2e8f0;
}

body.theme-light .reading-box {
    background: #f8fafc;
    border-color: #e2e8f0;
}

body.theme-light .hatcher-card {
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

body.theme-light .hatcher-card.status-out-of-range {
    background: linear-gradient(180deg, rgba(239, 68, 68, 0.05) 0%, #ffffff 100%);
}

body.theme-light th {
    background: #f8fafc;
    color: #475569;
}

body.theme-light tr:hover td {
    background: #f8fafc;
}

body.theme-light .farm-select-wrapper,
body.theme-light .user-pill {
    background: #f8fafc;
    border-color: #cbd5e1;
    color: #334155;
}

body.theme-light .form-control {
    background: #ffffff;
    border-color: #cbd5e1;
    color: #0f172a;
}

body.theme-light .form-control:focus {
    border-color: var(--color-primary);
}

body.theme-light .type-btn {
    background: #f8fafc;
    border-color: #cbd5e1;
}

body.theme-light .type-btn.active {
    background: #eff6ff;
    border-color: var(--color-primary);
}

body.theme-light .hatcher-circle {
    background: #f8fafc;
    border-color: #cbd5e1;
    color: #475569;
}

body.theme-light .hatcher-circle.selected {
    background: var(--color-success);
    border-color: var(--color-success);
    color: #ffffff;
}

body.theme-light .hatcher-circle.disabled {
    background: #e2e8f0;
    border-color: #cbd5e1;
    color: #94a3b8;
}

body.theme-light .terminal-console {
    background: #0f172a;
    border-color: #334155;
    color: #38bdf8;
}

body.theme-light .modal-content {
    background: #ffffff;
    border-color: #e2e8f0;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

body.theme-light .brand-badge {
    background: #dbeafe;
    color: #1e40af;
}

body.theme-light .nav-item:hover {
    background: #f1f5f9;
    color: #0f172a;
}

body.theme-light .nav-item.active {
    background: var(--color-primary);
    color: #ffffff;
}

body.theme-light .badge-offline {
    background: #f1f5f9;
    color: #64748b;
    border-color: #cbd5e1;
}

body.theme-light .badge-disabled {
    background: #f1f5f9;
    color: #64748b;
    border-color: #cbd5e1;
}