/* JSA Art 1 Lesson Plan 2025 - Main Styles */
/* Judson STEAM Academy - Texas TEKS Aligned Curriculum */

:root {
    /* Judson STEAM Academy Official Blue Theme - Flat Design */
    --primary-dark: #1a365d;        /* Deep Academy Blue */
    --primary-medium: #2b77ad;      /* Judson Blue */
    --primary-light: #4a9eff;       /* Light Academy Blue */
    --accent-mint: #38a169;         /* Professional Green */
    --accent-yellow: #d69e2e;       /* Academic Gold */
    --neutral-light: #f7fafc;       /* Clean Light Gray */
    --neutral-dark: #2d3748;        /* Professional Dark Gray */
    --chi-gong: #e53e3e;           /* Alert Red */
    --white: #ffffff;
    --steam-blue: #1e3a8a;         /* STEAM Program Blue */
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--neutral-light);
    color: var(--neutral-dark);
    line-height: 1.6;
}

.header-section {
    background: var(--primary-dark);
    color: var(--white);
    padding: 3rem 0;
    text-align: center;
}

.school-logo {
    background: var(--primary-medium);
    border-radius: 50%;
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--white);
    margin: 0 auto 1.5rem;
    box-shadow: 0 4px 15px rgba(26, 54, 93, 0.3);
}

.nav-card {
    background: var(--white);
    border-left: 4px solid var(--primary-medium);
    transition: all 0.3s ease;
    height: 100%;
    border-radius: 8px;
    overflow: hidden;
}

.nav-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(43, 119, 173, 0.25);
    border-left-color: var(--accent-mint);
}

.nav-card .card-header {
    background: var(--primary-medium);
    color: var(--white);
    font-weight: 600;
    border-bottom: none;
}

.teks-strand {
    background: var(--white);
    border: 2px solid var(--primary-medium);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
}

.teks-strand:hover {
    border-color: var(--accent-mint);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.teks-strand h4 {
    color: var(--primary-dark);
    border-bottom: 3px solid var(--primary-medium);
    padding-bottom: 0.8rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.strand-number {
    position: absolute;
    top: -15px;
    left: 20px;
    background: var(--primary-medium);
    color: var(--white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

.week-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.week-card {
    background: var(--white);
    border: 2px solid var(--primary-medium);
    border-radius: 8px;
    padding: 1.2rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.week-card:hover {
    background: var(--primary-medium);
    color: var(--white);
    transform: scale(1.03);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.six-week-section {
    background: var(--white);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    border: 1px solid rgba(43, 119, 173, 0.15);
}

.six-week-header {
    background: var(--primary-medium);
    color: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    text-align: center;
}

/* STEAM Integration Section - NO GRADIENTS (Flat Design) */
.steam-integration {
    background: var(--accent-mint);
    color: var(--white);
    padding: 3rem;
    border-radius: 12px;
    margin: 3rem 0;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-medium);
    border-color: var(--primary-medium);
    padding: 0.8rem 2rem;
    font-weight: 600;
    border-radius: 8px;
}

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

.btn-accent {
    background-color: var(--accent-mint);
    border-color: var(--accent-mint);
    color: var(--white);
    padding: 0.8rem 2rem;
    font-weight: 600;
    border-radius: 8px;
}

.btn-accent:hover {
    background-color: #00a085;
    border-color: #00a085;
    color: var(--white);
}

.learning-objectives {
    background: #e6f3ff;
    color: var(--primary-dark);
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1rem 0;
}

.assessment-highlight {
    background: var(--accent-yellow);
    color: var(--neutral-dark);
    padding: 1rem;
    border-radius: 6px;
    margin: 0.5rem 0;
}

.portfolio-section {
    border-left: 4px solid var(--accent-mint);
    padding-left: 1.5rem;
    margin: 1.5rem 0;
}

.badge-custom {
    background: var(--primary-medium);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-medium);
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.75rem;
    top: 1.5rem;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: var(--primary-medium);
    border: 3px solid var(--white);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}