@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700&display=swap');

body {
    font-family: 'Vazirmatn', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.auth-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 25px 45px rgba(0, 0, 0, 0.1);
}

.form-input {
    transition: all 0.3s ease;
    border: 2px solid #e5e7eb;
}

.form-input:focus {
    border-color: #CA0200;
    box-shadow: 0 0 0 3px rgba(202, 2, 0, 0.1);
    transform: translateY(-2px);
}

.form-input:hover {
    border-color: #CA0200;
}

.auth-btn {
    background: linear-gradient(135deg, #CA0200 0%, #e53e3e 100%);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(202, 2, 0, 0.3);
}

.auth-btn:active {
    transform: translateY(0);
}

.auth-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.auth-btn:hover::before {
    left: 100%;
}

.logo-container {
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.form-container {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.form-container.show {
    opacity: 1;
    transform: translateY(0);
}

.switch-btn {
    transition: all 0.3s ease;
    position: relative;
}

.switch-btn:hover {
    color: #CA0200;
    transform: scale(1.05);
}

.switch-btn::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 50%;
    background-color: #CA0200;
    transition: all 0.3s ease;
}

.switch-btn:hover::after {
    width: 100%;
    left: 0;
}

.back-btn {
    transition: all 0.3s ease;
}

.back-btn:hover {
    transform: translateX(-5px);
    color: #CA0200;
}

.fade-in {
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.bg-pattern {
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(202, 2, 0, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(202, 2, 0, 0.1) 0%, transparent 50%);
}