/* =========================================================================
   Springhead Data Solutions - QC MVP Styles
========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Helvetica:wght@300;400;700&display=swap');

:root {
    /* Brand Colors */
    --color-yellow: #f1e51b;
    --color-beige: #d9d6c7;
    --color-teal: #1b7181;
    --color-darkblue: #0b314a;
    
    /* UI Derived Colors */
    --bg-main: #f4f6f8; /* Soft subtle off-white to make cards pop */
    --bg-sidebar: #ffffff;
    --card-surface: #ffffff;
    --text-primary: #0b314a;
    --text-secondary: #5a7385;
    --border-color: #e5e9ec;
    
    /* Layout Variables */
    --sidebar-width: 280px;
    --border-radius: 12px;
    --shadow-sm: 0 4px 6px rgba(11, 49, 74, 0.05);
    --shadow-md: 0 10px 30px rgba(11, 49, 74, 0.08);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    overflow: hidden;
    height: 100vh;
}

/* =========================================================================
   Layout & Container
========================================================================= */
.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* =========================================================================
   Sidebar
========================================================================= */
#sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 10;
    box-shadow: 2px 0 15px rgba(0,0,0,0.02);
}

.logo-container {
    padding: 30px 24px;
    border-bottom: 1px solid var(--color-beige);
}

.logo h2 {
    font-family: 'Helvetica Neue', Helvetica, sans-serif;
    line-height: 1.1;
    margin-bottom: 5px;
}

.brand-dark {
    color: var(--color-darkblue);
    font-weight: 700;
    font-size: 32px;
    letter-spacing: -0.5px;
}

.brand-teal {
    color: var(--color-teal);
    font-weight: 300;
    font-size: 16px;
    letter-spacing: 0.5px;
}

.app-version {
    display: inline-block;
    background: var(--color-yellow);
    color: var(--color-darkblue);
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 12px;
    margin-top: 8px;
    text-transform: uppercase;
}

.sidebar-nav {
    flex-grow: 1;
    padding: 24px 12px;
}

.sidebar-nav ul {
    list-style: none;
}

.sidebar-nav li {
    display: flex;
    align-items: center;
    padding: 14px 20px;
    margin-bottom: 8px;
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
}

.sidebar-nav li i {
    margin-right: 12px;
    width: 20px;
    height: 20px;
}

.sidebar-nav li:hover {
    background-color: var(--color-beige);
    color: var(--color-darkblue);
}

.sidebar-nav li.active {
    background-color: var(--color-teal);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(27, 113, 129, 0.25);
}

.sidebar-nav li.active i {
    color: var(--color-yellow); /* Yellow accent on active icon */
}

/* =========================================================================
   Main Content Area
========================================================================= */
#main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Header Navbar */
.top-header {
    height: 70px;
    background-color: var(--bg-sidebar);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.01);
}

.top-header h2 {
    font-size: 20px;
    color: var(--color-darkblue);
    font-weight: 600;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    color: var(--text-secondary);
}

.user-profile .avatar {
    background-color: var(--color-beige);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-darkblue);
}

/* Content Area */
.content-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 40px;
}

.page-section {
    max-width: 1200px;
    margin: 0 auto;
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* =========================================================================
   Cards Design
========================================================================= */
.card {
    background: var(--card-surface);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    margin-bottom: 24px;
    border: 1px solid rgba(0,0,0,0.03);
}

.card-header {
    padding: 24px 30px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(to right, #ffffff, var(--bg-main));
}

.card-header h3 {
    margin: 0 0 6px 0;
    color: var(--color-darkblue);
    font-size: 18px;
}

.card-header p, .subtitle {
    margin: 0;
    color: var(--text-secondary);
    font-size: 14px;
}

.card-content {
    padding: 30px;
}

/* Welcome Card Specific */
.welcome-card {
    background: linear-gradient(135deg, var(--color-darkblue) 0%, #104263 100%);
    color: white;
}
.welcome-card h1 {
    font-size: 28px;
    margin-bottom: 12px;
    color: white;
}
.welcome-card p {
    color: var(--color-beige);
    max-width: 600px;
    line-height: 1.6;
    margin-bottom: 16px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.stat-box {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 24px;
    transition: var(--transition);
}

.stat-box:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.stat-icon {
    color: var(--color-yellow);
    margin-bottom: 15px;
    width: 28px;
    height: 28px;
}

.stat-box h3 {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-beige);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: white !important;
    margin: 0 !important;
}

/* =========================================================================
   Forms and Inputs
========================================================================= */
.modern-form {
    max-width: 800px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 14px;
    color: var(--text-secondary);
    width: 18px;
    height: 18px;
}

.input-wrapper input, .input-wrapper select {
    width: 100%;
    padding: 12px 14px 12px 42px;
    border: 1px solid #d1d9e0;
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    background-color: var(--bg-main);
    color: var(--text-primary);
    transition: var(--transition);
}

.input-wrapper input:focus, .input-wrapper select:focus {
    outline: none;
    background-color: white;
    border-color: var(--color-teal);
    box-shadow: 0 0 0 3px rgba(27, 113, 129, 0.1);
}

.form-actions {
    margin-top: 30px;
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    display: flex;
    justify-content: flex-end;
}

/* =========================================================================
   Buttons
========================================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    transition: var(--transition);
    font-family: inherit;
}

.btn-primary {
    background-color: var(--color-teal);
    color: white;
    box-shadow: 0 4px 12px rgba(27, 113, 129, 0.2);
}

.btn-primary:hover {
    background-color: var(--color-darkblue);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(27, 113, 129, 0.3);
}

.btn-danger {
    background-color: #fcebeb;
    color: #d32f2f;
    padding: 8px 16px;
    font-size: 13px;
}

.btn-danger:hover {
    background-color: #d32f2f;
    color: white;
}

/* =========================================================================
   Tables
========================================================================= */
.table-responsive {
    overflow-x: auto;
}

.modern-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.modern-table th {
    background-color: var(--bg-main);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 16px 20px;
    border-bottom: 2px solid var(--border-color);
}

.modern-table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    font-size: 14px;
}

.modern-table tbody tr {
    transition: var(--transition);
}

.modern-table tbody tr:hover {
    background-color: rgba(244, 246, 248, 0.5);
}

/* Pill badge for codes */
.sample-code-badge {
    background-color: var(--color-beige);
    color: var(--color-darkblue);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: inline-block;
}

/* =========================================================================
   Charts
========================================================================= */
.chart-container {
    width: 100%;
    height: 450px;
    margin-top: 10px;
}

/* Responsiveness */
@media (max-width: 768px) {
    .app-container { flex-direction: column; }
    #sidebar { width: 100%; height: auto; border-right: none; border-bottom: 1px solid var(--border-color); }
    .form-grid { grid-template-columns: 1fr; }
    .top-header { display: none; }
}