/* ------------------- پایه صفحه ------------------- */

body {
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
    overflow: hidden;
}

/* ------------------- پس‌زمینه اسلایدشو ------------------- */

.bg-slider {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.bg-slider img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: fill;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

/* ------------------- باکس لاگین ------------------- */

.login-box {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 380px;
    padding: 25px;
    background: rgba(255,255,255,0.75);
    box-shadow: 0 0 25px rgba(0,0,0,0.35);
    border-radius: 12px;
    text-align: center;
    backdrop-filter: blur(8px);
}

/* لوگو */
.company-logo {
    width: 180px;
    margin-bottom: 15px;
    cursor: pointer;
    transition: 0.3s;
}

.company-logo:hover {
    filter: drop-shadow(0 0 20px #888);
}

/* عنوان شرکت */
.company-title {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 10px;
    cursor: pointer;
    transition: 0.3s;
}

.company-title:hover {
    color: #555;
    text-shadow: 0 0 12px #ccc;
}

/* ورودی‌ها */
input {
    width: 90%;
    padding: 12px;
    margin: 10px 0;
    border: 1px solid #aaa;
    border-radius: 6px;
    font-size: 16px;
}

/* دکمه */
button {
    width: 95%;
    padding: 14px;
    background: #003f4f;
    color: white;
    font-size: 18px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    margin-top: 10px;
}

button:hover {
    background: #005f6f;
}

/* ------------------- مدال لوگو ------------------- */

.logo-medal {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    cursor: pointer;
    z-index: 1000;
    transition: all 0.3s ease;
    
    /* طراحی مدال */
    border: 8px solid #fff;
    box-shadow: 
        0 0 0 4px #003f4f,
        0 10px 40px rgba(0, 63, 79, 0.5),
        inset 0 0 20px rgba(255, 255, 255, 0.8);
    
    /* جلوه برجسته */
    transform: perspective(500px) rotateY(15deg);
    background: linear-gradient(145deg, #ffffff, #e6e6e6);
    padding: 5px;
}

/* هاله نور دور مدال */
.logo-medal::after {
    content: '';
    position: absolute;
    top: -12px;
    left: -12px;
    right: -12px;
    bottom: -12px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 63, 79, 0.3) 0%, transparent 70%);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.logo-medal:hover::after {
    opacity: 1;
}

.logo-medal:hover {
    transform: perspective(500px) rotateY(0deg) scale(1.1);
    box-shadow: 
        0 0 0 4px #005f6f,
        0 15px 50px rgba(0, 95, 111, 0.7),
        inset 0 0 30px rgba(255, 255, 255, 0.9);
    filter: brightness(1.1);
}

/* انیمیشن پالس ملایم */
@keyframes gentlePulse {
    0%, 100% { transform: perspective(500px) rotateY(15deg) scale(1); }
    50% { transform: perspective(500px) rotateY(15deg) scale(1.03); }
}

.logo-medal {
    animation: gentlePulse 4s infinite ease-in-out;
}

.logo-medal:hover {
    animation: none;
}

/* ------------------- تنظیمات جدید برای باکس لاگین ------------------- */

.login-box {
  
    padding-top: 25px;
}


.login-box .company-logo {
    display: none;
}

/* ------------------- ریسپانسیو برای مدال ------------------- */

@media (max-width: 768px) {
    .logo-medal {
        width: 100px;
        height: 100px;
        bottom: 15px;
        left: 15px;
        border-width: 6px;
    }
}

@media (max-width: 480px) {
    .logo-medal {
        width: 80px;
        height: 80px;
        bottom: 10px;
        left: 10px;
        border-width: 5px;
    }
}
/* ------------------- ریسپانسیو ------------------- */

@media (max-width: 768px) {
    .login-box {
        width: 85%;
        padding: 20px;
    }

    .company-logo {
        width: 150px;
    }

    .company-title {
        font-size: 24px;
    }

    input {
        font-size: 15px;
        padding: 10px;
    }

    button {
        font-size: 16px;
        padding: 12px;
    }
}

@media (max-width: 480px) {
    .login-box {
        width: 92%;
        padding: 18px;
    }

    .company-logo {
        width: 130px;
    }

    .company-title {
        font-size: 20px;
    }

    input {
        font-size: 14px;
        padding: 9px;
    }

    button {
        font-size: 15px;
        padding: 11px;
    }
}
@media (max-width: 400px) {
    .login-box {
        width: 90%;
        padding: 20px 15px;
    }
    
    .company-logo {
        width: 120px;
        margin-bottom: 10px;
    }
    
    .company-title {
        font-size: 1.3rem;
        margin-bottom: 5px;
    }
    
    input {
        width: 100%;
        padding: 10px;
        font-size: 14px;
        margin: 8px 0;
    }
    
    button {
        width: 100%;
        padding: 12px;
        font-size: 15px;
        margin-top: 8px;
    }
}