* {
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    margin: 0;
    background: #0f172a;
    color: #f8fafc;
}

.container {
    text-align: center;
    padding: 60px 20px;
}

h1, h2 {
    margin-bottom: 10px;
}

p {
    opacity: 0.8;
}

.menu {
    margin-top: 40px;
}

.btn {
    display: inline-block;
    margin: 15px;
    padding: 15px 30px;
    background: #22c55e;
    color: black;
    text-decoration: none;
    font-weight: bold;
    border-radius: 12px;
    transition: 0.2s;
}

.btn:hover {
    background: #16a34a;
    transform: scale(1.05);
}

.btn.small {
    padding: 10px 20px;
    font-size: 14px;
}

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: #020617;
}

.top-bar button {
    padding: 10px 15px;
    border: none;
    border-radius: 8px;
    background: #38bdf8;
    font-weight: bold;
    cursor: pointer;
}

#camera-box {
    text-align: center;
    padding: 60px;
    border: 2px dashed #334155;
    margin: 30px;
    border-radius: 15px;
}

.bottom-bar {
    text-align: center;
    margin-bottom: 30px;
}

.card {
    background: #020617;
    margin: 20px auto;
    padding: 20px;
    width: 70%;
    border-radius: 12px;
    text-align: left;
    box-shadow: 0 0 15px rgba(0,0,0,0.4);
}

.card h3 {
    margin-top: 0;
    color: #38bdf8;
}
.camera-wrapper {
    position: relative;
    width: 640px;
    height: 480px;
}

.camera-wrapper video,
.camera-wrapper canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 640px;
    height: 480px;
}


.chat-messages {
    max-height: 250px;
    overflow-y: auto;
    background: #020617;
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 10px;
}

.chat-message {
    margin-bottom: 8px;
}

.chat-message.user {
    color: #38bdf8;
    font-weight: bold;
}

.chat-message.ai {
    color: #22c55e;
}

.chat-input {
    display: flex;
    gap: 10px;
}

.chat-input input {
    flex: 1;
    padding: 8px;
    border-radius: 6px;
    border: none;
}

.chat-input button {
    padding: 8px 15px;
    border-radius: 6px;
    border: none;
    background: #22c55e;
    font-weight: bold;
    cursor: pointer;
}


.input {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border-radius: 8px;
    border: none;
    font-size: 16px;
}

/* جعل الكاميرا نصف الشاشة */
.camera-wrapper {
    position: relative;
    width: 50vw;          /* نصف عرض الشاشة */
    max-width: 640px;     /* حد أقصى */
    aspect-ratio: 4 / 3;  /* نسبة الكاميرا */
    margin: 30px auto;    /* توسيط */
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

/* الفيديو والكانفس فوق بعض */
.camera-wrapper video,
.camera-wrapper canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}