/* Color Scheme: Blue & White Only */
:root {
    --primary-blue: #0d6efd;
    --dark-blue: #0a58ca;
    --darker-blue: #084298;
    --darkest-blue: #06357a;
    --light-blue: #cfe2ff;
    --lighter-blue: #e7f1ff;
    --white: #ffffff;
    --off-white: #f8f9fa;
    --text-dark: #212529;
    --text-muted: #6c757d;
}

/* Override Bootstrap Primary Colors - Force Blue Only */
:root {
    --bs-primary: #0d6efd !important;
    --bs-primary-rgb: 13, 110, 253 !important;
    --bs-primary-bg-subtle: #e7f1ff !important;
    --bs-primary-text-emphasis: #0a58ca !important;
    --bs-primary-border-subtle: #cfe2ff !important;
}

.bg-primary {
    background-color: #0d6efd !important;
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%) !important;
}

.text-primary {
    color: #0d6efd !important;
}

.btn-primary {
    --bs-btn-color: #fff !important;
    --bs-btn-bg: #0d6efd !important;
    --bs-btn-border-color: #0d6efd !important;
    --bs-btn-hover-color: #fff !important;
    --bs-btn-hover-bg: #0a58ca !important;
    --bs-btn-hover-border-color: #0a58ca !important;
    --bs-btn-focus-shadow-rgb: 13, 110, 253 !important;
    --bs-btn-active-color: #fff !important;
    --bs-btn-active-bg: #084298 !important;
    --bs-btn-active-border-color: #084298 !important;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--off-white);
    color: var(--text-dark);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navbar Styling */
.navbar {
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%) !important;
    box-shadow: 0 2px 10px rgba(13, 110, 253, 0.2);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--white) !important;
    letter-spacing: 0.5px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem !important;
    border-radius: 6px;
    margin: 0 0.25rem;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--white) !important;
    transform: translateY(-1px);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 50%, #084298 100%) !important;
    border-radius: 15px;
    box-shadow: 0 8px 24px rgba(13, 110, 253, 0.25);
    padding: 3rem 2rem;
}

/* Card Styling */
.card {
    transition: all 0.3s ease;
    border: 1px solid var(--light-blue);
    border-radius: 12px;
    overflow: hidden;
    background-color: var(--white);
    box-shadow: 0 2px 8px rgba(13, 110, 253, 0.08);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(13, 110, 253, 0.2);
    border-color: var(--primary-blue);
}

/* Button Styling */
.btn {
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
    padding: 0.5rem 1.5rem;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0a58ca 0%, #084298 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(13, 110, 253, 0.4);
    color: var(--white);
}

/* Form Styling */
.form-control, .form-select {
    border-radius: 8px;
    border: 2px solid var(--light-blue);
    padding: 0.75rem 1rem;
    transition: all 0.3s;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
    outline: none;
}

/* Footer */
footer {
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
    color: var(--white);
    margin-top: auto;
    padding: 2rem 0;
    box-shadow: 0 -2px 10px rgba(13, 110, 253, 0.2);
}

/* Chart Container */
.chart-container {
    position: relative;
    height: 400px;
    width: 100%;
    margin: 0 auto;
}

/* Journal Content */
.journal-content {
    line-height: 1.8;
    font-size: 1.1rem;
    color: var(--text-dark);
    white-space: pre-wrap;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section {
        padding: 2rem 1.5rem;
    }
    
    .chart-container {
        height: 300px;
    }
}