:root {
    --background-color: #f4f4f9;
    --text-color: #333;
    --card-background: #fff;
    --card-border: #ddd;
    --primary-color: #00796b;
    --primary-hover: #004d40;
    --box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    --hero-text-color: #fff;
}

body.dark-mode {
    --background-color: #121212;
    --text-color: #e0e0e0;
    --card-background: #1e1e1e;
    --card-border: #333;
    --primary-color: #2196f3;
    --primary-hover: #0d47a1;
    --hero-text-color: #e0e0e0; /* لون النص في الدارك مود */
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    font-family: 'Cairo', sans-serif;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: var(--card-background);
    border-bottom: 1px solid var(--card-border);
    box-shadow: var(--box-shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.search-container {
    flex-grow: 0.5; /* تم تقليل حجمه */
    margin: 0 2rem;
}

.search-input {
    width: 100%;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    border: 1px solid var(--card-border);
    background-color: var(--background-color);
    color: var(--text-color);
    font-size: 1rem;
    transition: background-color 0.3s, color 0.3s;
}

.search-input::placeholder {
    color: var(--text-color);
    opacity: 0.7;
}

.header-controls {
    display: flex;
    gap: 1rem;
}

.control-btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 5px;
    background-color: var(--primary-color);
    color: #fff;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.3s;
}

.icon-btn {
    background: none;
    padding: 0;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
    transition: color 0.3s;
}
.icon-btn i {
    color: var(--text-color);
}
.icon-btn:hover {
    color: var(--primary-color);
}

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

#hero-section {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--hero-text-color); /* استخدام متغير اللون الجديد */
    overflow: hidden;
}

.video-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    /* حل مشكلة الخلل في الفيديو عند تغيير اللغة */
    min-height: 100vh;
}

.video-background video {
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
}

.video-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: -1;
}

.zoom-in-text {
    z-index: 1;
    animation: zoomIn 1.5s ease-out;
}

.zoom-in-text h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    transition: color 0.3s ease; /* إضافة انتقال سلس للون */
}

.zoom-in-text p {
    font-size: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    transition: color 0.3s ease; /* إضافة انتقال سلس للون */
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.main-content {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
    padding-top: 5rem;
}

.section {
    margin-bottom: 3rem;
}

.section h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

.filter-container {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.filter-container select {
    padding: 0.5rem;
    border-radius: 5px;
    border: 1px solid var(--card-border);
    background-color: var(--card-background);
    color: var(--text-color);
    cursor: pointer;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.card {
    background-color: var(--card-background);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.card h4 {
    margin-top: 0;
    font-size: 1.3rem;
    color: var(--primary-color);
}

.card p {
    margin: 0.5rem 0;
}

.rating {
    color: gold;
}

.info-box {
    background-color: var(--card-background);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    margin-top: 1.5rem;
}

.info-box h3 {
    margin-top: 0;
    color: var(--primary-color);
}

.info-box .recommendation {
    margin-top: 1rem;
    border-top: 1px dashed var(--card-border);
    padding-top: 1rem;
}

#search-results-section {
    display: none;
}

#search-results-container {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

#search-results-container > div h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

.booking-form, .purchase-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background-color: var(--card-background);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: var(--box-shadow);
    max-width: 500px;
    margin: 2rem auto;
}

.booking-form label, .purchase-form label {
    font-weight: bold;
}

.booking-form input, .purchase-form input {
    padding: 0.8rem;
    border-radius: 5px;
    border: 1px solid var(--card-border);
    background-color: var(--background-color);
    color: var(--text-color);
}

.medications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}