/* Design System Variables */
:root {
    --bg-dark: #07090e;
    --bg-card: rgba(16, 22, 35, 0.65);
    --bg-card-hover: rgba(22, 30, 48, 0.8);
    --border-color: rgba(255, 255, 255, 0.06);
    --border-glow: rgba(56, 189, 248, 0.15);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --color-primary: #38bdf8;
    --color-primary-glow: rgba(56, 189, 248, 0.3);
    
    /* Chinese Stock Color Conventions: Red is UP, Green is DOWN */
    --color-up: #ff4d4f;       /* Vibrant Red for gainers */
    --color-up-glow: rgba(255, 77, 79, 0.15);
    --color-down: #22c55e;     /* Vibrant Green for decliners */
    --color-down-glow: rgba(34, 197, 94, 0.15);
    
    --font-sans: 'Inter', 'Segoe UI', -apple-system, sans-serif;
    --font-display: 'Outfit', var(--font-sans);
}

/* Reset and Global Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    min-height: 100vh;
    padding: 40px 20px;
    overflow-x: hidden;
    position: relative;
}

/* Decorative Background Glows */
.background-glows {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.15;
}

.glow-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-primary) 0%, transparent 70%);
    top: -200px;
    right: -100px;
}

.glow-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--color-up) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
}

/* Layout Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Header Component */
.header {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px border var(--border-color);
    border-radius: 20px;
    padding: 24px;
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-icon {
    font-size: 32px;
    padding: 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.logo-area h1 {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.5px;
    margin-bottom: 4px;
}

.logo-area .subtitle {
    color: var(--text-muted);
    font-size: 13px;
}

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

/* Badges */
.scan-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.04);
    padding: 8px 16px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    font-size: 13px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-primary);
    box-shadow: 0 0 10px var(--color-primary);
    animation: pulse 2s infinite;
}

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

.badge-date {
    font-family: monospace;
    font-weight: 600;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-primary);
    color: #000;
    border: none;
    padding: 10px 20px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 4px 15px var(--color-primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(56, 189, 248, 0.5);
}

.btn-primary:active {
    transform: translateY(0);
}

.icon-refresh {
    width: 16px;
    height: 16px;
}

#refresh-btn:hover .icon-refresh {
    animation: spin 1s linear infinite;
}

/* Stats Cards Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.stat-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-4px);
}

.stat-icon {
    font-size: 28px;
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-info h3 {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.stat-info .stat-number {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 4px;
}

.stat-info p {
    font-size: 12px;
    color: var(--text-muted);
}

/* Main Dashboard Card */
.main-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 28px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Table Controls (Search and Tips) */
.table-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.search-box {
    position: relative;
    width: 100%;
    max-width: 380px;
}

.icon-search {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.search-box input {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px 16px 12px 44px;
    color: var(--text-main);
    font-size: 13px;
    outline: none;
    transition: all 0.25s ease;
}

.search-box input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 12px var(--border-glow);
    background: rgba(0, 0, 0, 0.3);
}

.market-tip {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
}

.color-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 6px;
}

.bg-up { background-color: var(--color-up); box-shadow: 0 0 8px var(--color-up); }
.bg-down { background-color: var(--color-down); box-shadow: 0 0 8px var(--color-down); }

/* Table Styling */
.table-wrapper {
    overflow-x: auto;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.1);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th {
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-muted);
    font-weight: 500;
    text-align: left;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

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

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

/* Alignment and Typography Helpers */
.text-right { text-align: right; }
.text-center { text-align: center; }
.font-mono { font-family: monospace; font-size: 14px; }
.text-muted { color: var(--text-muted); }
.font-semibold { font-weight: 600; }

/* Custom Stock Pill */
.stock-code-pill {
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.2);
    color: var(--color-primary);
    padding: 4px 10px;
    border-radius: 8px;
    font-family: monospace;
    font-size: 12px;
    font-weight: 600;
}

.stock-name-text {
    font-weight: 500;
    color: var(--text-main);
}

/* Chinese Stock Color Conventions formatting */
.text-up {
    color: var(--color-up) !important;
}

.text-down {
    color: var(--color-down) !important;
}

/* Loading Spinner & Empty State */
.loading-container, .empty-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 0;
    gap: 16px;
    color: var(--text-muted);
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid rgba(56, 189, 248, 0.1);
    border-top: 3px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.empty-icon {
    font-size: 40px;
    opacity: 0.6;
}

/* Animations */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0.5; }
    50% { transform: scale(1); opacity: 1; box-shadow: 0 0 15px var(--color-primary); }
    100% { transform: scale(0.95); opacity: 0.5; }
}

/* Row Fade-in slide-up */
.fade-in-row {
    opacity: 0;
    transform: translateY(8px);
    animation: slideUp 0.3s forwards;
    animation-delay: var(--delay, 0s);
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Scaling */
@media (max-width: 768px) {
    body {
        padding: 20px 10px;
    }
    
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .header-actions {
        width: 100%;
        justify-content: space-between;
    }
    
    .table-controls {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .search-box {
        max-width: 100%;
    }
}

/* Golden Star Stock Row Highlighting */
.row-golden td {
    background: rgba(239, 68, 68, 0.08) !important;
    color: #ff7875 !important;
    font-weight: 600;
    border-bottom: 1px solid rgba(239, 68, 68, 0.15) !important;
}

.row-golden:hover td {
    background: rgba(239, 68, 68, 0.14) !important;
}

.row-golden .stock-code-pill {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.3);
    color: #ff4d4f;
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.15);
}

.row-golden .stock-name-text {
    color: #ff4d4f;
    font-weight: 700;
}

.row-golden .text-muted {
    color: rgba(255, 120, 117, 0.7) !important;
}

.golden-tag {
    display: inline-block;
    margin-right: 6px;
    font-size: 14px;
    animation: golden-bounce 0.8s infinite alternate ease-in-out;
}

@keyframes golden-bounce {
    0% { transform: translateY(0) scale(1); }
    100% { transform: translateY(-2px) scale(1.1); }
}

/* Positions Monitoring Form & Lists Styling */
.position-form {
    display: flex;
    gap: 16px;
    align-items: flex-end;
    flex-wrap: wrap;
    width: 100%;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
    min-width: 180px;
}

.form-group label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

.form-group input {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 10px 14px;
    color: var(--text-main);
    font-size: 13px;
    outline: none;
    transition: all 0.25s ease;
}

.form-group input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 10px var(--border-glow);
    background: rgba(0, 0, 0, 0.3);
}

.btn-submit-pos {
    padding: 10px 20px;
    height: 38px;
    white-space: nowrap;
}

.btn-delete {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #ff7875;
    padding: 6px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn-delete:hover {
    background: #ff4d4f;
    color: #000;
    box-shadow: 0 0 10px rgba(255, 77, 79, 0.4);
    transform: translateY(-1px);
}

.btn-delete:active {
    transform: translateY(0);
}

/* Silver Star Stock Row Highlighting */
.row-silver td {
    background: rgba(250, 204, 21, 0.04) !important;
    color: #ffd633 !important;
    font-weight: 500;
    border-bottom: 1px solid rgba(250, 204, 21, 0.12) !important;
}

.row-silver:hover td {
    background: rgba(250, 204, 21, 0.08) !important;
}

.row-silver .stock-code-pill {
    background: rgba(250, 204, 21, 0.1);
    border-color: rgba(250, 204, 21, 0.2);
    color: #facc15;
}

.row-silver .stock-name-text {
    color: #ffd633;
    font-weight: 600;
}

.row-silver .text-muted {
    color: rgba(250, 204, 21, 0.6) !important;
}

.silver-tag {
    display: inline-block;
    margin-right: 6px;
    font-size: 14px;
    animation: silver-bounce 0.8s infinite alternate ease-in-out;
}

@keyframes silver-bounce {
    0% { transform: translateY(0) scale(1); }
    100% { transform: translateY(-2px) scale(1.08); }
}

/* Lock Screen Overlay */
.lock-screen-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at top right, rgba(23, 23, 37, 0.95), rgba(9, 9, 14, 0.98));
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.lock-card {
    width: 90%;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 30px 24px !important;
    text-align: center;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5) !important;
}

.lock-icon {
    font-size: 40px;
    margin-bottom: 16px;
    filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.3));
    animation: pulse-glow 2s infinite alternate ease-in-out;
}

@keyframes pulse-glow {
    0% { transform: scale(1); filter: drop-shadow(0 0 8px rgba(59, 130, 246, 0.3)); }
    100% { transform: scale(1.05); filter: drop-shadow(0 0 16px rgba(59, 130, 246, 0.6)); }
}