:root {
    --primary: #10B981;
    --primary-dark: #059669;
    --primary-light: #D1FAE5;
    --background: #ECFDF5;
    --surface: #FFFFFF;
    --text-main: #1F2937;
    --text-muted: #6B7280;
    --border: #E5E7EB;
    --danger: #EF4444;
    --warning: #F59E0B;
    --success: #10B981;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    --radius: 0.75rem;
    --radius-lg: 1rem;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Outfit', sans-serif;
    background-color: var(--background);
    color: var(--text-main);
    line-height: 1.5;
}

h1, h2, h3, h4, b, strong {
    font-weight: 600;
}

.arabic {
    font-family: 'Amiri', serif;
    font-size: 1.5em;
    direction: rtl;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    width: 100%;
}

.center-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 80vh;
    text-align: center;
}

/* Header */
.header {
    background: var(--surface);
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 2rem;
    border-bottom: 3px solid var(--primary);
}

.header-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-dark);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.header-subtitle {
    color: var(--primary);
    font-weight: 500;
    margin: 0.25rem 0 0.5rem;
}

/* Cards */
.card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    transition: transform 0.2s, box-shadow 0.2s;
    border: 1px solid transparent;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    width: 100%;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    text-decoration: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

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

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary-light);
}

.btn-text {
    background: none;
    color: var(--primary);
    padding: 0;
}

.btn-text:hover {
    text-decoration: underline;
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
    text-align: left;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-main);
}

.form-input {
    width: 100%;
    padding: 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

/* Progress Bar */
.progress-container {
    background-color: #E2E8F0;
    border-radius: 9999px;
    height: 0.75rem;
    overflow: hidden;
    margin-top: 0.5rem;
}

.progress-bar {
    background-color: var(--primary);
    height: 100%;
    border-radius: 9999px;
    transition: width 0.5s ease-out;
}

/* Stats */
.stat-card {
    text-align: center;
    padding: 1.5rem;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* Surah List */
.surah-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
    cursor: pointer;
}

.surah-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    backdrop-filter: blur(4px);
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--surface);
    padding: 2rem;
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal-overlay.open .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
}

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

.animate-fade-in {
    animation: fadeIn 0.4s ease-out forwards;
}

/* Helper Utilities */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }
.mb-4 { margin-bottom: 1rem; }
.text-primary { color: var(--primary); }
.text-muted { color: var(--text-muted); }
.w-full { width: 100%; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.p-4 { padding: 1rem; }
.bg-white { background-color: white; }