:root {
    --color-deep-green: #0F3D2E;
    --color-rich-green: #1A4D2E;
    --color-cream: #F8F3E6;
    --color-cream-dark: #E8E3D2;
    --color-gold: #D4AF37;
    --color-text-main: #0F3D2E;
    --color-text-light: #F8F3E6;
    --color-text-muted: #5C7A6D;

    --font-heading: 'Playfair Display', serif;
    --font-body: 'Outfit', sans-serif;
    --font-arabic: 'Amiri', serif;

    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;

    --radius-md: 12px;
    --radius-lg: 20px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--color-deep-green);
    color: var(--color-text-main);
    font-family: var(--font-body);
    height: 100vh;
    display: flex;
    justify-content: center;
}

#app {
    width: 100%;
    max-width: 480px;
    background-color: var(--color-cream);
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.header {
    background-color: var(--color-deep-green);
    color: var(--color-cream);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    border-bottom-left-radius: var(--radius-lg);
    border-bottom-right-radius: var(--radius-lg);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    z-index: 10;
}

.logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
}

.tagline {
    font-size: 0.9rem;
    opacity: 0.9;
    letter-spacing: 0.5px;
    font-weight: 300;
}

.main-content {
    flex: 1;
    padding: var(--spacing-lg) var(--spacing-md);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Card Styles */
.card {
    background: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: 0 4px 20px rgba(15, 61, 46, 0.08);
    /* Subtle green shadow */
    border: 1px solid var(--color-cream-dark);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.section-title {
    font-family: var(--font-heading);
    color: var(--color-deep-green);
    font-size: 1.5rem;
    border-bottom: 2px solid var(--color-gold);
    padding-bottom: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    display: inline-block;
}

/* Arabic Text Styling */
.arabic-text {
    font-family: var(--font-arabic);
    font-size: 1.8rem;
    color: var(--color-rich-green);
    text-align: right;
    direction: rtl;
    line-height: 2;
    margin: var(--spacing-md) 0;
}

.transliteration {
    font-style: italic;
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
}

.translation {
    color: var(--color-text-main);
    font-weight: 500;
    font-size: 1rem;
    line-height: 1.5;
}

.source-badge {
    align-self: flex-start;
    background-color: var(--color-cream-dark);
    color: var(--color-deep-green);
    font-size: 0.8rem;
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Topic Tag */
.topic-tag {
    background-color: var(--color-gold);
    color: var(--color-deep-green);
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 4px;
    margin-left: var(--spacing-sm);
    vertical-align: middle;
}

/* Navigation */
.bottom-nav {
    background-color: white;
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-around;
    border-top: 1px solid var(--color-cream-dark);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.05);
    z-index: 10;
}

.nav-item {
    background: none;
    border: none;
    font-family: var(--font-body);
    font-weight: 600;
    color: var(--color-text-muted);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.nav-item.active {
    background-color: var(--color-deep-green);
    color: var(--color-gold);
}

.nav-item:hover:not(.active) {
    background-color: var(--color-cream);
    color: var(--color-deep-green);
}

/* Responsive typography */
@media (max-width: 380px) {
    .arabic-text {
        font-size: 1.5rem;
    }

    .header {
        padding: var(--spacing-md);
    }
}
/* Add these to style.css */

.day-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--color-gold);
    padding-bottom: var(--spacing-md);
}

.nav-btn {
    background-color: var(--color-deep-green);
    color: var(--color-gold);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    background-color: var(--color-text-muted);
    color: var(--color-cream);
}

.nav-btn:hover:not(:disabled) {
    transform: scale(1.1);
    background-color: var(--color-rich-green);
}

.task-checkbox {
    accent-color: var(--color-deep-green); 
    width: 20px; 
    height: 20px;
    cursor: pointer;
}

.task-list {
    list-style: none;
    padding-left: 0;
}

.task-list li:hover {
    background-color: rgba(248, 243, 230, 0.5); /* light cream hover */
}